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Chevy gear ratio identification

chevy gear ratio identification The Turbo 400 is primarily constructed of cast aluminum, with the bell housing being integrated into the transmission and also made of cast aluminum. 5" 12-bolt axle with a 12 bolt differential cover to distinguish it from this 14 bolt model Mar 20, 2019 · Similar Threads - gear ratio auto Forum Date; 97 LT1 Auto Gear ratio? 4th Gen Camaro LT1 (1993-1997 Camaro) Apr 27, 2017: Rear end gear ratio: 4th Gen Camaro LT1 (1993-1997 Camaro) Mar 9, 2020: 93 z28 gear ratio combo? 4th Gen Camaro LT1 (1993-1997 Camaro) Mar 6, 2017 rpocodes. Saginaw fast ratio power steering gears are listed on the following Excel spread sheets: 1985 – 1996 Caprice, Monte Carlo, & Buick Fast Ratio Gear Chart 1992 1/2-98 Jeep Grand Cherokee Fast Ratio Gear Chart 1982-93 Camaro Fast Ratio Gears are listed on the 1967-93 May 01, 2006 · The semi-floating 14-bolt is a six-lug axle that will bolt directly in place of any 10- or 12-bolt axle, and has a better chance of having the common 1/2-ton 3. The Detroit Locker is a 100%-automatic locking differential Among “old-timers”, the Muncie transmission commands a certain degree of respect. 70:1 overdrive fourth gear and lock-up converter but a Chevrolet clutch disc is used because of the larger 1 1/8" GM input shaft diameter and a 389 Pontiac pilot bushing is used because the GM input tip is smaller than the Ford input tip. 1250) The Warner Gear transmissions will carry a production code number such as: WG1031 (W = Warner Gear 4-Spd. Designed utilizing the latest technology, this product by Richmond For Chevy Camaro 1967-1970 Motive Gear MS10C-28 Rear Mini Spool. 27-6550 is the quick ration gear, and 27-6530 is the standard ratio gear for the Camaro applications from 1980-1992. Don't really want to restore or rebuild your original GM Corvette rear end differential? 1997-2004 Corvette Differential Rockland Standard Gear 3. 2002 Chevrolet Camaro - Review 2002 Chevrolet Camaro Gallery Oct 08, 2005 · on GTP's the actual diff ratio is 3. My 1993 Chevy Cheyenne K 1500 4wd LB ring gears teeth are in pieces due to a lock up in the rear axle. Oct 20, 2011 · Identify the gear ratio, the build date, the plant where it was assembled the work shift when it was assembled, and positraction source - if equipped. By decoding the Vehicle Identification Number (VIN), you can also find out what axle ratio your truck has. We have the largest selection of Chevrolet Silverado 2500 Pickup Rear Axle Assembly parts at discount prices. My Chevrolet Parts and Accessories Catalog, circa 1972, only shows the gear ratio service part numbers so it is quite possible one or the other was discontinued in favor of a 'service' part. GA 30096 855-219-4938 EBizAutos 2017 Chevrolet Traverse FWD 4dr LS w/1LS SUV 1 PHOTOS What Gear Ratio is My Rearend? You can find your gear ratio easily with this method. the other way to do this is rotate the brake drum one revolution and count how many times the pinion goes around and then devide. But of course it's possible for either the 3rd member or just the gear set to have been replaced some time in the car's life. 10-bolt fronts with 14SF rears were pretty common on 3/4 ton trucks through the early to mid-80's. The gear ratio codes are located on the front passenger side of the differential as shown in the illustration below. 10:1 Oct 23, 2017 · First, you have to determine the torque output of the engine, since the gearboxes are rated by this number. 71- Newer 2wd GM trucks use a 5 on 5 lug pattern 71-76 Full Size GM Cars " "" "" "60" 60's GMC and some Chevy's Dana 44 or Dana 60 with leaf springs 6 lug, Gear ratio's 3. 70 Year Type Gear Ratio RPO ID # / Description Part Number Core Deposit Your Cost; 1500 & K1500 Chevrolet Pickup: 1999-88: 4WD: 3. Its most notable weakness is the fact that it uses C clips to hold the axle shafts in place, but this can be remedied by an aftermarket C clip eliminator kit. For identification purposes all GM M22s have All Borg Warners carry assembly data code (example: WA1923, W = Warner trans. Its heavy duty design and proven reliability have made it stand out in the 3/4 and 1 ton marketplace. 43:1 (Close ratio) Turbo Hydra-Matic 400 - 1968 through 1977: Located on a plate attached to the vertical surface of the transmission case above the right-rear corner Performance Online's Saginaw 800 power steering gear boxes for 1964-77 GM A-body are built to precise specifications and tolerances. NP205's came with a variety of input gears depending on application: 10 spline male: Common behind SM465 transmissions from the late 60’s through 1984. Editor’s note: Chrysler described the change as “an A-833 four-speed transmission, converted over to a three speed manual transmission with an overdrive gear ratio. * An extension housing p/n 8673406 (old p/n 24214689) is available for the TH700R4/4L60 transmission that moves the rear transmission mount to the same position as a TH400 (short-style 4" tail) or TH200-4R transmission. Will fit the 1966 - 1970 Hemis & 440's 1st Gear - 33 Tooth - 2nd Gear - 30 Tooth - 3rd Gear 26 Tooth - Cluster Gear Tooth Count: 27 24 20 17 16 - Input is a 21 Tooth 18 Spline AAM# Vehicle Make Year Axle Type Axle Ratio # of Teeth Notes; 26018131: GM: 1988 - 2014: 8. The identification tag of the NP205 is located above the front driveshaft output The NP205 was available from 1973 to 1991. NOTE The safety steps described here are by no means the only precautions to be taken when trailering. We also like Mobil One 75-90 gear lube because it reduces differential oil temperatures compared to the GM lube. Free online flash calculators for determin ring and pinio ratio, final drive ratio and gm powerglide gear ratios. 9L Maximum engine torque: 245 lb-ft ( 333 Nm ) Maximum gearbox torque: 295 lb-ft ( 400 Nm ) Gear ratios: MT2 First: 3. The SM420 is an impressive, heavy-duty truck transmission designed for and used in ½, 3/4, 1 and 2 ton trucks. 00 4-speed toploader identification On the passenger side at the front edge of the maincase there is a small metal tag with a HEH or RUG number. Jun 20, 2019 · The most popular rear end ratio in trucks today is the 3:55, which sort of averages towing power and fuel economy. 25" HO72 Rear, Ball Pinion Bearing for non-load bolt design 77 1/2 ton Heavy Half chev 454,350TH,3. Through the 1950s, all makers were working on their own automatic transmission, with four more developed inside GM alone. Unless driven gears with more than 45 teeth and / or drive gears with fewer than 15 teeth become available, it will be impossible without using a ratio adapter to have an accurate speedometer with rear end gear ratios lower (higher numerically) than 4. Years Transmission Type Transfer Case Model Notes; 1969-1973: Automatic: NP205: 1969-1974: Manual: Spicer 20: NP205's also used: 1973-1979: Automatic: NP203: 1975-1979 service parts identification do not remove 1g1gz11g0hp146030 ar9 b4v c1r d35 e5z j41 mx0 n90 t1s us6 v73 i2u 82d a01 b72 c18 d55 ffl k64 na5 p0n t93 u16 yt9 6ny 82i bv8 b77 c49 d71 f41 l69 nk3 p20 um6 u39 z65 7ny bx5 b89 c60 d80 gt4 g80 mw9 n33 qyh vp8 v64 1a4 8hk 9hk 829 b29 cd4 u. 42 ratio To date, Yukon has been the absolute most indestructible set of gears we've ran without fail. FREE Shipping on your first order shipped by 2007 Chevrolet Silverado 2500 HD Rear Axle Assembly FULL-FLOATING AXLE, 10. Differential Gear Lube We offer the GM petroleum based gear lube, which is specified by Eaton for use with their carbon fiber clutch pack. I think it's two letters starting with a O_ but I can't see it anywhere! I've tried using a gear calculator and I come up with a number in the 4. vppsgmoptionsactiveonly_1111200 09u 48758 p ccu m primary color exterior, mary kay pearl tricoat (02) 10926 e 4 e a 09u 49389 p ccu m primary color exterior, polar white (02) holden 10327 e 8 e a 1980 - 1992 Camaro Power Steering Gear Box, Quick Ratio 2 Turn Correct original Fast / Quick Ratio 2 Turn Power Steering Gearbox for your 80 - 92 Camaro. You're going to have to put the car in nuetral or out of gear, so safety first! Do this on level ground, and be sure and chock the front wheels so the car can't move. 00L : SECONDARY COLOR, EXTERIOR, PRIME Model Year Engine Trans Type Transmission; Astro: 1989-1992 : TH700-R4/4L60: Astro: 1993 - Up : 4L60-E: Astro Van, Safari : 1995-06: V6 4. The identifying code is either located on a metal tag attached to a cover bolt or is stamped on the right front side axle tube about 3 inches outboard of the Drive axle assembly. 00 TREMEC TKO 5-Speed, TREMEC Magnum 6-Speed and SST A41 4-Speed Automatic PerfectFit Kits for General Motors (GM) cars, trucks and street rods. Also, when making altering your factory gear ratio or wheel size your speedometer and odometer may read incorrect. 29 spline Input Gear (Electric Shift) The GM 200-4R was vastly improved for strength and durability over the THM200. 55 ratio, $250 Get the most useful specifications data and other technical specs for the 2003 Chevrolet Tahoe 4-Door 1500 4WD LS. The M-22 was only produced in a close-ratio version, so it will not appear on models with high rear-axle ratios (3. Because the pinion is smaller in diameter than the ring gear, the drive shaft will spin at a higher speed than the axle shafts and wheels. The Chevy 235 inline 6 cylinder engine was first introduced in 1941 and was mainly used in large trucks. Shims, Crush Sleeve, Pinion Nut & Gasket For side shims, pinion shims and crush sleeve, see 7-1/2” G. Identification: The 200-4R has 16 bolt holes in the pan gasket; Here is the long article on the 200-4R. 42, or does the min or max number represent the ratio? This is from the decoder: Axle Ratio (:1) - Rear 3. For the table with this car full photo gallery and complete technical specifications (including final drive and gear ratios, powertrain description, inside and outside dimensions etc. Even if the splines were driven by gear teeth, a different number of splines would not change the ratio. Classic Industries offers a wide selection of 1964 Chevrolet Impala parts, including 1964 Chevrolet Impala interior parts and soft trim, 1964 Chevrolet Impala exterior sheet metal, 1964 Chevrolet Impala moldings, 1964 Chevrolet Impala emblems, 1964 Chevrolet Impala weatherstrip and unique accessories, to nearly every nut and bolt needed for installation. Chevrolet Single Speed Rear Axles: Rear Axle Capacity: 18,500 lbs: 23,000 lbs: 30,000 lbs bogie: 34,000 lbs bogie Ratio: 5. If you intend to install these ratios with a "2 series" carrier, you need to use ring gear spacer #910-48305. do you all think the chevy dealership could be wrong? thanks guys! May 03, 2011 · 55-64 Chevy gear ratio ? Discussion in 'The Hokey Ass Message Board' started by Johnny Gee, Apr 26, 2011. Then, based on whatever gearset you have (35/35s, which don't change ratio at all, or 37/33s Mar 01, 2015 · on the door plate; so far this turns out to be a 3. 00 The Muncie M20 is basically a wide-ratio transmission and was intended for normal street driving use. and number: to the Old Online Chevy Manuals Please Report any Broken Links or Pages that do not load properly. 3-liter) "Turbo Dana Corporation Expert is an Interactive Product Information System specializing in Spicer brand products such as Driveshafts, u-joints, light axles, heavy axles and clutch to help our customers find the part and products they need right away for the on or off highway vehicles. As far as I know nothing was taken out of the truck, it's all still factory everything with the exception being the motor (Came with a 5. So for many years “4 speed Muncie H-Body Rear Axle Chart All information and graphics on this site is copyright Bob Gumm's "Building the V8 H-Body", 1999. 10 Ratio Gear Package Revolution Gear and Axle Aug 07, 2016 · 1958-1965 Full size Chevrolet 1964 Impala SS rear gear ratio identification. Internal Electronic Component Testing 2010 Chevrolet Cruze Here is an example of the harness connector pin identification for a 2010 Chevrolet Cruze with a 1. Mopar A833 Manual Transmission Identification and Gear Ratios There are two basic types of the New Process A-833 transmissions used by Mopar muscle cars. Construction and Size The Turbo 350 transmission was a single piece transmission with the bell housing integrated into the transmission body. 24 GM 92-94) Transmission Weight: 195Lbs; Max Engine Torque: 460; Gross Vehicle Weight Rated: 15,000; NV4500 Transmission Identification. There is also some confusion about the ratios because the same fifth gear pair in one transmission will yield a different ratio when used in another. Modular Design 4-Speed Manual Transmission, Close Ratio (M21) A close ratio version of the MM4 4-speed manual transmission. Find more of what you love on eBay stores! Here is a comparison between the M20/M21 gear set and the M22 gear set. 5" diameter ring gear and pinion with a 3rd bearing at its nose that prevents gear deflection under severe loads. 54:1 for a brutal increase in torque multiplication for faster acceleration in first and second gears. How: A number of factors must be considered when selecting a rearend gear ratio (ring & pinion set). With the 28-24-18-14 Cluster Gear and the 16 tooth Main Drive Gear (1948-50) With the 27-23-17-13 Cluster Gear and the 16 tooth Main Drive Gear (1951-54) With the 40-31-21-17 Apr 19, 2010 · But with a 3. Has anyone lower the gear Jun 15, 2010 · Re: Gear ratio identification Sweet, I will definitely be lookin' for that build sheet. Currie 9-inch Performance Rearends for 1955 thru 1957 Chevy Tri-5 (150, 210, Bel Air and Delray) B-body vehicles, are complete ready to bolt-in assemblies with a choice of popular differential type, gear ratio, and brake options, making it easy to customize the package to meet almost any need GM 8. Identifying a T-5 without the metal ID tag can be tricky, but using certain clues we can do a pretty good job. It's replacement, the T-19, was used in '74-'88 Ford pickups and some IH trucks and is identical in appearance except has a 5. These words are very similar for the M20 and T10 but with some slight ratio differences depending on model. Includes either 26 or 10 Spline Input Gear, 1" Bore Cluster Gear, Front Idler Gear and the First, Second and Third Gears. In the 1960’s , GM used, almost exclusively, a 20:1 ratio power steering gear in most of their cars. Developed as a replacement for Chevrolet's stove-bolt six-cylinder engine, the 265-cubic-inch (4. Beetle 2001-10 89 ft-lbs 2012-17 103 ft-lbs Lookup vehicle identification number is the first thing you should do before you buy a used car. A metal tag can be found on the driver's side of the case and is held down by one of the tailhousing bolts. 10 & down gear ratios, can instantly lock differentials and allow you to tackle the 200C Turbo-Hydramatic Gear Ratios. Tire diameter is the first consideration because styling and available space within the wheel opening dictate the size of tire / wheel combination The major differences are in the ratio spacing and first/OD ratios. 23 RATIO Chevrolet Single Speed Rear Axles: Rear Axle Capacity: 18,500 lbs: 23,000 lbs: 30,000 lbs bogie: 34,000 lbs bogie Ratio: 5. Rear Axle Identification & Decoding Identify the gear ratio, the build date, the plant where it was assembled the work shift when it was assembled, and positraction source - if equipped. Oct 27, 2017 · Manual Transmission Gear Ratio Charts for GM/Chevy Vehicles Posted by OnAllCylinders Staff on October 27, 2017 at 12:44 pm Gear ratio affects a variety of driveline combinations, so it’s important to know what the gear ratios are for a gearbox you might be swapping into your ride. 55 gear set is hypoid and Chevy cars through ’36 and Chevy trucks through ’39 use spiral bevel gears. Genuine Chevrolet Part Good Condition 135K Miles 1-Year Warranty Located at El Paso, Texas 79938 Estimated 4-Day Delivery Transmission Gear Ratio Chart ~ Gear Ratios are listed for many popular transmissions Newest [ August 10, 2020 ] Three NHRA Drivers Seriously Injured in ’57 Chevy S**tbox of Doom Crash Hot Rod Lifestyle Chrysler used both a 2. Jun 13, 2017 · The ratio of the four-speed transmission placed in any car was usually determined by the engine size and rearend axle ratio. The SM465 can be found in Chevrolet and GMC full-size trucks, Blazers, Suburbans, among other models. All of GM's early automatic transmissions were replaced by variants of the Turbo-Hydramatic by the 1970s. 55 rear gear, the overall First More Old Online Chevy Info WebCounter says that you are visitor number: to this site. Click to see 375 RHM parts I have listed for sale These improvements added another 10 horsepower to the L82 engine. 79) ^ The staff has been amazing to work with and takes care of their customers better than any other company I have ever dealt with. Created Date: 9/22/2011 12:44:30 PM Muncie 4 speed transmissions were used in General Motors cars from 1963 to early 1975. 25"; Dropout-Type (no cover bolts); Ring Gear Bolts: 10; Pinion Splines: 30 4WD; 1/2 Ton; Front; GM 8. 55 Ratio 55-64 Chevy GM# 3725830 3725831 (Fits: 1963 In 1976 and 77 some of the H-Bodied cars were equipped with either the 6. It is the stamped identification number on a 12 bolt rear housing for a Chevy/GMC vehicle that measures 60. Our GM high performance transmissions are built to the horsepower, torque, and rear gear ratio specs of the engine that it will be matched to. The rear axle identification code consists of a three letter prefix indicating the gear ratio, four digits indicating the assembly date as month/day, and a single letter suffix indicating the manufacturing location. 10 Gear Ratio; with Option Code # GT5 * Stocked in outlying warehouse--shipping delayed up to 6 business days 6 Day Delay Input is provided through sun gear S2 (center gear). Choosing the correct gear ratio is critical to maximizing performance, efficiency, and drivability for a wide range of vehicles operating even under the most extreme conditions. ), full performance and economy data, or to compare up to 5 cars side-by-side - click one of the the buttons below: Welcome to Bowtie Overdrives, home of the worlds finest GM Automatic Overdrive Transmissions. 51 This gear ratio and tire diameter chart is meant to give you an approximation of ideal RPMs at highway speed (65 mph) for three situations: fuel economy, every day driving and increased towing power. 73:1 axle ratio w/ Traction-Lok There were three different ring gear sizes from '79 through '86; 6. Between 1954-1962, Chevrolet produced their famous full oil pressure 235 cubic inch six cylinder in trucks and it soon proved to be one of the greats among engines. Order Complete Axle Assembly for your 2002 Chevrolet Silverado 1500 and pick it up in store—make your purchase, find a store near you, and get directions. Turbo Hydra-Matic transmissions added a lock-up torque converter that engaged at about 30 mph, while the four-speed manual transmission got new gear ratios. so i was told that if i call the local chevy dealership with my VIN number, they can look up what kind of gear ratio my truck has, they said its 4:10, but my dad says no way does my half ton have it. If I'm not mistaken, when new '41 Series 60, 61 62 and 63 cars with a manual transmission had a 3. These gear boxes were used when power levels exceeded the limits of the early Borg Warner T10 4 speed. Since there are many gear-ratio variations of the T10, there are identifying grooves cut across the clutch spine of the input shaft. 20" Use 74045936 diff gear kit Is there a place I can look to find the gear ratio for ther rear end of my 1964 c10 stepside truck? It has a 12 bolt rear end in it. " The key to understanding gear ratios is to remember that, as the numerical ratio goes up, towing GM 4, 5 & 6 – Speed Manual Transmissions GM 4-Speed Manual Transmission Trucks The Muncie 465 is a great transmission from a durability standpoint, but it is the widest ratio 4-speed of the Big Three. A full range of pinion gears is offered for the Chevy 10- and 12-bolt axle assemblies so you are able to select the correct gear set for your vehicle, application, and setup. Most fourth gen Camaros have the "service parts identificaiton" label in the glove box but I have even seen them on the door as you open it up. Pontiac outsourced transmissions since day one, using Olds for the Hydra-Matics and Buick for their 3-speed transmissions. Wide a close ratio versions of the T-19 were used in IH trucks, so most T-19s in IH trucks are not the wide ratio version. Visit Mike Anderson Chevy Merrillville in Merrillville IN serving Hobart, Michigan City and Schererville #2G1125S39E9101515 Buy a 2002 Chevrolet S10 Differential Ring and Pinion at discount prices. In overdrive, the final drive ratio equates to a Because the pinion is smaller in diameter than the ring gear, the drive shaft will spin at a higher speed than the axle shafts and wheels. RPO: TRANSMISSION TYPE: RATIOS: ZW4 (73-80) M15 (81-84) MM3 (85-?) All these were the same, only code changed. Brinn Original 70001 Transmission Rebuild Kit Item # 70041 Mar 01, 2010 · Read about the history of GM's iconic Allison 1000 transmission, along with its strengths and weaknesses, only on dieselpowermag. Damn old truck amazes me , pound for pound it will pull with anything given it's size & load hauled . Jun 18, 2019 · To verify gear ratios, put the transmission in First and spin the input while counting the output shaft rotations. 10:1, provides more low-speed wheel torque, which means it takes less throttle to get the vehicle and the load it’s carrying or towing moving. How do you tell what gear ratio a 99-02 NBS has? What are the most common gear sizes they came with? 3. Harness the HP from your big block or Gen I small block w/ the SuperMatic 4L85-E 4-Speed Automatic Transmission from Chevy Performance. Tip: It’s best to seek out the help of an experienced professional when changing the rearend gears. Oct 26, 2019 · Using a very different bore/stroke ratio than the earlier performance-oriented 302 V8 found in the Z/28 Camaros, the 305 was GM’s economy engine through much of the 1980s. Posted on Mar 14, 2009 Dec 15, 2014 · Holding in a lower gear results from throttle pressure issues, incorrect kickdown signals or a valve body malfunction. 73 gears (series two), the differentials will support all gear ratios without having to change GM Differential Identification & Specs. 73 ratio and UP gears CLICK HERE for More Details Part#: 10019412 Your source for high performance manual transmissions and parts since 1981. Apr 26, 2007 · As an example, my original, numbers matching, '66 Chevelle, has the following information stamped on the OD of the ring gear: GM 3790628 1137 65 GM 3790628 is the Ring Gear P/N, Stamped on OD of Gear 1137 is the ratio; Ring Gear 37 teeth, Pinion Gear 11 Teeth = 3. You should be able to find your gear ratio listed on the axle tag, however, if that has gone missing, you can simply count the number of teeth on each gear and divide the number of ring gear teeth by the number of pinion gear teeth. This part has been completely disassembled; bearing, bushings & seals replaced(if applicable); wear surfaces inspected and hard parts replaced if necessary; fully adjusted; bench tested for running torque and play; and hydraulically tested to 42RLE: Four-speed automatic transmission was available from 2003 to 2006 Jeep TJ Wrangler with 4. The M-22 close-ratio transmission is easily identified internally from the M-20 and M-21 versions by the angle of the gear teeth. Looking in the chart, I find the closest match (using a small drive gear and tailhousing) is an 8-tooth tailshaft gear and a 24-tooth speedometer drive gear. Looking up the GT4 code via Google, or any GM reference literature, the code shows your truck has a 3. Richmond Gear is the leading manufacturer of professional quality, high performance ring and pinion sets. 25" HO72 Rear, Ball Pinion Bearing for non-load bolt design Years Used on C20 3/4 Ton (2WD): (1960 - 1972) GM 12. 3L : 4 Spd RWD/4X4 : 4L60E Leading provider of high performance automatic transmissions, torque converters and drivetrain components for race, street/strip, hot rod, street rod and towing T10S-11 3rd Gear "W-S" Ratio (22 Tooth) TRE-1437 3rd Gear (26 Tooth) Bearings BL307NR Front & Rear Bearing GV102680 2" Long Bushing 3978765 1" Long Bushing Case Tails & Covers T10A-1HD HD OE Aluminum GM Maincase TRE-10-1MAG Dual Bolt Pattern GM, Ford Magnesium Maincase AT10-107A Bearing Midplate TRE-10-107SA T6 Aluminum Bearing Midplate AT10W Transaxle Codes and Gear Ratios: Type: Code: Model/Year: Gear Ratios: Comments: 016J: QK: 944 (1982-1985) 1st 2nd 3rd 4th 5th Rev FDR. 121) if things were accurate to begin with and all you changed is the tire then in the speedo section just replace the tire with the new one and enter the gear ratio as the same as it is (ie. All of these axles take different parts so we need to properly identify the axle you have to get you the right part. The BOM will identify the model number, the gear ratio, the type of differential, and all component parts. Unlike other high performance transmissions builders, each individual transmission is built by one technician from start to finish. Finally, Type-4 differentials have the thickest ring gear-mounting flange and carry gear ratios ranging from 3. 48 The New Venture Gear 3500, a medium duty five-speed overdrive manual transmission manufactured by New Venture Gear, was used in General Motors and Dodge compact and full-size light trucks. Apr 13, 2018 · Type-3 carriers have a thicker ring gear-mounting location and are designed for use with original gear ratios ranging from 3. Lower gear ratios are ideal for getting heavy loads moving or taking on steep terrain, but the more the driveline has to turn, the more fuel the engine has to consume. The GM 2004r transmission was introduced in 1982 Oct 11, 2005 · This page is dedicated to the limited run of the Chevrolet Longhorn pick-up, and other rare Chevy and G. 36:1 rear end 65 is the year of Manufacture (1965) Different gear ratios are achieved through the change in the diameter of the pulleys. Jan 10, 2018 · Toploader History How a Toploader Works Cutaway View of a Toploader Torque Specs and Gear Ratios Oiling Specifications White Stripe Toploaders Late Model Mustang Conversions NYC 9/11 Cystic Fibrosis 2006 London Cobra Show New 2020 Chevrolet Express 3500 Work Van 2D Chassis for sales - only $37,218. The countergear has 17 teeth on its first-gear section driving the actual first-speed gear with 36 teeth. ) Aug 11, 2020 · A number of factors must be considered when selecting a rear-end gear ratio (ring & pinion set). 2L Detroit, alternatively) was produced by Detroit Diesel and found in 1982 to 1993 model year GMC and Chevrolet pickups. 7 - 350, Automatic 4 speed with overdrive, and a 10 bolt rear end) I need to find out what the gear ratio is for the rear end in t … read more The first and most important step in any differential repair or ratio change is accurate differential identification! Careful identification of the differential you are working on will make sure you get the right parts for the job the first time. 5" 14 Bolt axle, also known as the GM 14 Bolt and Corporate 14 Bolt has been in use by Chevy and GMC since 1973 and features a large 10. All 125-C, 440-T4, 4T60, and 4T60-E transmissions use the same style torque converter, and they are interchangeable before 1996. The final drive fifth gear ratio depends on the number of teeth on the input shaft and its mating countershaft gear. 2002 Chevrolet Camaro - Review 2002 Chevrolet Camaro Gallery Nov 19, 2013 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1967 - 1972 Chevrolet & GMC Pickups Message Board: Rear Axle Ratio Charts For 1967 - 1972 GM Trucks Our GM high performance transmissions are built to the horsepower, torque, and rear gear ratio specs of the engine that it will be matched to. Oct 21, 2014 · So, if you have an eight-tooth drive gear and use the above equation with an axle ratio of 3. May 21, 2019 · Gm 10 Bolt Gear Ratio Identification Posted on May 21, 2019 by Fattana Gm 8 5 and 6 axle parts gears tell what gears are in my rear gm rpo axle code gear gm 12 bolt rearend how to 10 bolt chevy identification GM FWD Torque Converters GM uses the same type 4-digit ID method of identifying FWD torque converters as with the RWD units, however the digits have different meanings. 7L installed after putting 40,000 on it) Mar 03, 2017 · For 2007, Chevrolet sold 21,484 units of the base coupe, and 10,918 units of the convertible for a total of 40,561 units. Look at your RPO sheet (in your glove box) to see what gear ration you actually have: GT4 Rear axle, 3. Since these engines were very anemic [I had a ’76 wagon] the trannies from same are usually in nice condition. Call with your VIN # or Model # (located on rear case half of transfer case) to insure we ship you the right transfer case for your vehicle. t10 2nd gear A simple flip of the gear lever on the side cover gives the driver the illusion of three normal speeds and a fourth that is overdrive. To find the axle gear ratio of any GM vehicle, locate the RPO sticker (typically located in the glove box) and write down any codes starting with F, G, or H. The HD NV4500's are set up for a brake drum attachment on the rear of the transmission and are usually found in tow trucks and other commercial vehicles. The overall length of the NP205 case is 12"-13" from the face of the case to the rear output yoke's center on fixed yoke models. They are cataloged based on a combination of the GM “Option Codes”, which can be found on the “Service Parts Identification” sticker and the vehicle’s suspension package. Year Description Ring Gear Axle Shaft Spline Gear Detroit Detroit Eaton Eaton DiameterDiameter Count Ratio Locker Truetrac Posi ELocker GM: Chevrolet, Pontiac, Buick and Oldsmobile 1964-1972 GM 12 bolt car 8. Re: 2008 HD 2500 Gear Ratio ID Feb 07 2014, 4:31pm The 3:73 ratio should give you decent MPG, just make sure to look up the 2008 towing guide, I believe it significantly lowers the max tow rating of the truck. Part Number: MGR-G888373 More Detail Estimated Ship Date: Jul 09, 2015 · I am having the hardest time figuring out my rear diff ratio. Additional larger type 4 gears are available from many aftermarket suppliers in ratios ranging from 3. The close gear ratio is designated for smaller GM trucks like the S10 that have a first gear ratio of 3. 1st Digit is the Division: 1 = Chevrolet 2nd and 3rd digit is the Series: 94 = Corvette 4th and 5th Digit is the Body Style: 37 = 2 door Coupe -- 67 = 2 Door Convertible 6th Digit is the Model Year: 9 = 1969 7th Digit is Assembly Plant: S = St. The Allison 1000 5 speed (2001-2005 model years) and 6 speed (2006+ model years) transmissions have been offered mated to the 6. 55-57 Chevy (Tri-Five) GM A-Body Chevelle; GM B-Body Impala; GM F-Body Camaro; GM G-Body Malibu; GM X-Body Chevy II Nova; S10 - S15; Jeep. Order Complete Axle Assembly for your 1999 Chevrolet Tahoe and pick it up in store—make your purchase, find a store near you, and get directions. Factory Service Manuals! GM Light Duty Truck Service Manuals cover the following models: C/10, C/20, C/30, K/10, K/20, K/30, P/10, P/20, P/30. I have been badgered (by lots of questions) into being more of an expert on this topic, SO see the following post for an updated guide on 4T65E transmission swaps. Page 1 of 2 1 2 Next > Joined: Dec 3, 2009 Posts: 8,556 2014 Chevrolet Camaro SS 2dr Cpe features and specs at Car and Driver. The codes GU6 and G80 are for the gear ratio on your vehicle the G80 code indicates your vehicle was eqipped from the factory with a locking rear differential and the GU6 code indicates your gear Oct 30, 2017 · GM/Saginaw quick-ratio steering box donor car cheat sheet Late Model 12. Identify your GMC or Chevrolet rear end gear ratio by the RPO Codes, usually located on the placard labeled “Service Parts Identification” inside the drivers door panel or glove box. 71 120 general motors trucks For GM: 1992-1994 transmissions had a wider gear ratio with 1st gear being 6. The Hydra-Matic 6L90E transmission was introduced by GM to handle the increasing power of 3/4 ton and 1 ton Chevy and GMC Trucks. 5" 12-bolt axle with a 12 bolt differential cover to distinguish it from this 14 bolt model Mar 20, 2019 · Similar Threads - gear ratio auto Forum Date; 97 LT1 Auto Gear ratio? 4th Gen Camaro LT1 (1993-1997 Camaro) Apr 27, 2017: Rear end gear ratio: 4th Gen Camaro LT1 (1993-1997 Camaro) Mar 9, 2020: 93 z28 gear ratio combo? 4th Gen Camaro LT1 (1993-1997 Camaro) Mar 6, 2017 It's replacement, the T-19, was used in '74-'88 Ford pickups and some IH trucks and is identical in appearance except has a 5. Forget Chilton's, forget Haynes, what you really need, is the GM Factory Service Manual for your GM vehicle. 625 inch differential, this differential was utilized by GM in it very popular passenger Car starting in 1977. ” G = Chevrolet G&A Positraction Carrier O = Oldsmobile Positraction Carrier W = Warren/Warner Motive Positraction Casting Numbers Due to the possible confusion with gear ratio descriptions a HIGHER number is a LOWER gear. 23 axle would likely cause the max speed in 1st to be closer to 40, while 2 Nov 16, 2018 · This gear set upgrades the C6 to wide ratio specifications changing the first gear ratio from 2. Use this chart to determine your gear ratio before ordering a Mercruiser R-Style, Alpha 1 or Alpha 1 Gen 2 sterndrive. 73 gear ratio instead of the 1-ton Find a quality Chevrolet Silverado 1500 Pickup Rear Axle Assembly and other used Auto parts from the top auto salvage yards. See Final Drive Ratios and notice … Continue reading GM Truck Manual → The history of the ST-10 transmission begins with the Borg Warner T-85 3-speed which was the basis for the Borg Warner T-10 4-speed first used by GM in 1957. Get the most useful specifications data and other technical specs for the 1997 Chevrolet Tahoe 1500 2-Door. 21 Dana 44 used a standard Chevy 1310 yoke, Dana 60 used the heavy duty yoke which takes the larger 1350 yoke. Once you know the ratio you need, look through the chart below to see which combination of speedometer gears is the closest match. Nut wrench Chevy NV4500, Part # NWC4500 Even after 65 years, the Chevy Small Block continues to impress with it's high-performance offerings at a value price. If you are looking for taller gears (lower numerical gear ratio) for a land speed car there are a few choices. Differential Gear Ratio Calculator; Engine RPM Calculator; Ring Gear — Pinion Gear Ratio Calculator ; Speed Potential Calculator for Ring Gear and Pinion Changes; MPH — KM/H or KM/H — MPH Converter; Tech Info. 94 11: TRSTSM20-4-28: <p> Borgeson Universal now offers an all new modern quick ratio power steering box to replace the Saginaw/Delphi 800 series in most 1965 and up GM muscle cars. GMC made fleet and commercial trucks that had different parts than the regular trucks and had a different appearance. so long as the trans is not an overdrive the final gear is 1:1 so it really deosn;t matter what kind of trans you have. The Nov 14, 2006 · Look at the top of that page, Rear Axle Identification, for a general quick comparison. 20 Ratio MADE IN THE USA! SAME DAY SHIPPING (if ordered before 2pm EST) Lightning™ Series is an option that can be selected below, This option can increase the shipping time by up to two weeks! Aug 15, 2013 · Axle Ratio Maximum Trailer Weight lbs. The Borgeson Street &amp; Performance power steering box will bolt directly to the stock location and fit to the original power steering pitman Dec 28, 2009 · The Forgotten 261 6 Cylinder Engine. 07rear driven 6 YR now changed back to 85 monte carlo SS 305 Motor as of 2004, june,30 inter changed to 84 GMC style, flatbed with a 98 van bumper. 2nd feels nice but I think that with a higher rear gear, the gap in the ratio between 1st & 2nd could be more noticeable. I keep getting questions from people who want to know what gears thay have and where they can find a posi unit. Some of the exceptions were the 1969 Camaro and some full size Pontiacs that had the popular 16/13:1 variable ratio power gearbox. May 03, 2005 · Similar Threads - Rear Gear Ratios Forum Date; rear end gear quick test and speedo gear selection: 1st Gen Camaro (1967-1969 Camaro) Jul 14, 2010: 1969 Camaro Front Buckets and Rear Seat: 1st Gen Camaro (1967-1969 Camaro) Feb 14, 2020: Camaro Rear End, or Not? 1st Gen Camaro (1967-1969 Camaro) Dec 28, 2019 Used 2014 Chevrolet Impala LT 4D Sedan for sale - only $15,999. Complete new after market gear set of 1985 - 1993 Ford or 1988-1992 GM World Class V8 T5 transmissions. From the Universal 350 to the SP383, Pace Performance carries a wide selection of Chevy crate engines from leading manufacturers including Chevrolet Performance, ATK, BluePrint, and Edelbrock. 3L V8 Engine, Requires (K5L) Heavy-Duty Cooling Package) Option 2 1981 -1986 Chevy/GM Truck Overdrive: 3. Description: GM 14 Bolt ARB® #RD235 Air Locker Features The ARB GM 14 Bolt air locker RD235 for your 40 spline axle for 4. Identification of this transmission can be obtained by using the identification charts in this manual. Also, what would be the BEST rear end gear ratio for the truck to have once the 2 speed PowerGlide transmission is installed? Like I mentioned above, the truck that will be recieving the PowerGlide transmission is a 1965 Chevrolet 1/2 ton LWB fleetside with a factory stock original 3 speed on the column manual transmission. When compared to the 25% drop seen in ZF eight-speeds, this is impressive, as it maintains close-to-peak power during full-throttle acceleration. 23 and numerically higher ring & pinion ratios are designed for use with a "3 series" carrier. 5:1 range and cruise at a bit higher rpm that the torque converter stall speed in 1:1 gearing, if you have a over drive gear having a lock-up converter sure helps and a The dual-ratio differential is exactly what its name suggests: the rear differential provides two different gear ratios: a shorter one for maximum tractive force for faster acceleration or steep Applications: Chevrolet Cobalt SS Saturn Ion Red Line. 55 or numerically higher will have you right at the max rpm at around 35 mph, only to then have your car fall on its face when it hits second gear, feeling like it skipped a gear. TH350 -- 35hp 700r4 -- 70hp 727 -- 40hp 904 -- 35hp E4OD -- 65hp If you have corrections, or gear ratios for other rear-wheel drive transmissions, please e-mail me with the info. This makes for a very sporting and flexible powertrain as I will describe, but first, - ita concedo - were you to place the wide ratio box behind the V-8 there will be trouble. For 5th gear, start with both pieces of tape at 12 o'clock and rotate the drive shaft counterclockwise exactly 10 turns. There is a code on the 3rd member that shows the original build's ratio, assembly location, and date code. 89:1 ratio Code Application Carrier Differential assembly (DA) and/or Transaxle assembly (TA) HE: MT: 3826196 This "service identification label" was first placed on the inside of the console storage lid. What ratio your truck has depends on what type of transmission it came with (manual/4 speed) or automatic) and whether it came with the factory 31" tire option (early '90s SR5 option) or the normal 28" (P22575R15) tires, as noted below: i have just purchased a 2010 silverado and would like to know how to read what the vin number means and how do i find out what my gear ratio is in the rear end. 00 per set In any case I'm pretty sure the combination of a front Dana 44 and rear 14SF were never found under a Chevy truck as it left the assembly plant but who knows what could have been swapped in over the years. The United States has a VIN code of 1 or 4, while countries such as Japan (J) are designated with letters. 71 Final Drive Ratios Overall Final Drive Ratios Available 4T40-E / 4T45-E FWD Transmission 4T60-E FWD Transmission (early) Final Drive Ratios Overall Final Drive Ratios Available Final Drive Ratios Overall Final Drive Ratios Available 4T60-E FWD Transmission (late 41 teeth on ring gear: 41 teeth on ring gear: 40 teeth on ring gear: 10 teeth on pinion: 12 teeth on pinion: 13 teeth on pinion: 41/10 = 4. It was available in 1/2 ton through 1 ton applications (C/K 10, 20, 30), which included SUVs such as the Blazer and Suburban. If you are unsure whether you have a Posi Rear or not The TH200-4R is identified by 10 bolt holes and 2 dowel-pin locator holes on the universal bellhousing. If you do not find the numbers are appropriate for the gear ratio of your car then this is down to the fact not all VIN numbers display the gear ratio in their code. In general, the intermediate gear ratios of a gear train will multiply together to equal the overall gear ratio. When you purchase genuine Spicer ring and pinion gear sets, you can be confident the set will meet or exceed the exact Dana standards that original equipment manufacturers have relied on for more than a hundred years. 5" axle, commonly known as the GM "14 Bolt", is an extremely popular rear axle due to its strength, availability, and healthy aftermarket. 04:1 allows a “steep” first gear, as well as a very “tall” overdrive top gear for low-rpm highway cruising. Creators of the JT5 Jaguar 5 Speed, new heavy duty M22 Muncie transmissions, rebuild kits for the Muncie, Super T10, T5 and Ford Toploader, books and Youtube videos. Jun 12, 2011 · Re: Where can I find my rear end gear ratio? « Reply #26 on: June 14, 2011, 12:45:41 PM » Another way to tell what gear is in the axle without pulling the cover is to mark the driveshaft at say 3 oclock and then the axle housing on the pinion snout so the 2 marks align, then mark one of the wheels at say the 6 oclock position. GU4,GU6,GT4 Gears are also “coded” with their teeth count; dividing the number of ring gear teeth by the number of the pinion gear teeth yields the ratio. Linn then enlisted the help of Steve Wren , a local Corvair enthusiast and experienced machinist, to translate the prototype parts into ones that could be If you want to redrill to a 4 3/4" Chevy bolt pattern, use truck axles, as there is more room for the new pattern without hitting the other holes. This 5-speed transmission is a selective synchromesh type with five (5) speeds forward and one (1) housed in a cast iron case. The M-20 wide ratio, the M-21 close ratio, and the "Extra heavy duty close ratio" M-22, also known as the "Rock Crusher". Due to the uncertainty surrounding Coronavirus (COVID-19), with health and safety being a top priority of both our employees and customers, we are doing our part in helping reduce the transmission of COVID-19 by closing our Store Front to the public until further notice. Anyone know exactly where the label is? Wouldn't mind knowing but I don't what to haul the whole dash apart either. If the car was equipped with Manual Steering, the quick ratio box was installed and received a special ID tag code. 25" HO72 Rear, Ball Pinion Bearing for non-load bolt design May 18, 2019 · Gear ratio I have a 2000 Chevy Blazer 4. there could be more with higher or lower #'s this will tell you what your rear end gear ratio is. Sure, you could get a manual in tons of cars from GM during the 60&#39;s and 70&#39;s, but the Muncie was the one to have. The RICHMOND Super T-10 is a four speed countershaft helical gear transmission synchronized in all forward gears. 5-inch will withstand some abuse; it shares the same pinion shaft diameter as the more expensive 12-bolts. The gear ratio most interesting to 4x4 truck owners is the ratio between the driveshaft and axles - the differential gear ratio or axle gear ratio. Photo Gallery - 10 Pictures click on a thumbnail below for a larger view The General Motors 12 bolt axle was used in GMC and Chevrolet pickups from 1964 to 1982. Our The 1964 Chevy C60 dump truck that I am restoring has a New Process 540C 5-speed manual transmission. 73 ratio (opt GT4) Silverado 2500 2010 Chevrolet Camaro 2SS 2dr Cpe features and specs at Car and Driver. 1st, 2nd and 3rd gears are the same ones used in the L ratio gear set, but the ratios change because the L and K inputs have different tooth counts. 00 Dana Spicer 10019412 DIFF CARRIER CASE EMPTY fits 1978 to 1991 Chevy GMC Jimmy Blazer K5, K10, K15, K20, K25, K30, K35 with 8. A synchronized reverse was introduced for the 1999 model year May 22, 2015 · Understanding rear gear ratios. Campbell You're going to need the vehicle identification number (VIN) number to obtain the axle ratio for your Chevrolet Truck, but even after you decipher the VIN and its sequential meaning, you're going to have to do more leg work. 73:1 can be swapped without having to change carriers (except for the truck differentials with 30-spline axles). com gm rpo codes: a01 : window, tinted, all shaded, w/s a02 : window, tinted, shaded upper a04 : window, tinted, rr side, rr a07 : window, body Trail-Tested Gear Sets for Cars, Trucks, and SUVs. Gear Box Identification Guide To properly identify a power steering gear box, use the following identification guide: • Casting number (see catalog) • Number of mounting holes • Input shaft diameter (measure across the splines) • Type of hydraulic port seats (flare or o-ring) • Pitman shaft spline count • Rotation of unit (standard Gear Ratios and Identification Codes (Checkout this Page!) Rear axles can be identified by a code stamped on the front of the right axle tube about 3 inches out from the carrier and 30 to 45 degrees above horizontal or on a metal tag attached to a rear cover bolt. Engine RPM at Cruise Speed The chart shown below shows RPM calculations at 55 MPHfor various combinations of final Gear Ratioand Tire Diameter. 5” 10-bolt is actually just as strong as a 12-bolt or Ford 9-inch rear, with only a fraction of an inch difference in the ring-gear diameter. 42 1st gear ratio and as the V8 engines grew from 265, 283, 327, 396, 350, 427 & 454 the 1st gear ratio started to decrease and the T-10's were replaced my the M-20, M-21 and the rock crusher M-22 all in an effort to keep the box together as the torque output on the The Warner Gear transmissions will carry a production code number such as: WG1031 (W = Warner Gear 4-Spd. Aug 03, 2018 · GM’s goal with the Muncie four-speed was to produce a better shift employing larger synchro cones. Is there a place I can look to find the gear ratio for ther rear end of my 1964 c10 stepside truck? It has a 12 bolt rear end in it. 00 Add to cart YOKE, SONNAX T3-3-4281HP, Powerglide, 200-4R, TH350, TH700R4, 4L60E, Muncie M-20, 21 & 22 with 27-tooth spline, Saginaw 3- & 4-Speed Mar 31, 2014 · your obviously going to need to consider tire diameter, rear gear ratio and transmission gearing, generally your want the first gear in the transmission multiplied times the rear differential gear ratio to fall in the 10:1-10. I don't remember the 4-speed automatic gear ratios off the top of my head, so I can't tell you what speed the test was testing, but I would "assume" it was 45 mph. Race Axles (33 or 35-spline) and axle tubes may be ordered in factory length or custom made to accommodate your wheel and tire setup. The Strange GM 12-bolt rear end is available in any state of completion from a bare housing to a fully built differential (for certain popular applications). The set includes: 1st gear Tremec #1352-080-031 - OEM Tremec part When you look at T-10's in Corvette's you will see that the early cars had 3. The identification code will tell you the gear ratio, if it is a posi, and in some cases what engine and transmission the car is equipped with. Not only will an Overdrive Transmission improve your performance, but it will reduce your fuel consumption by up to 33%. The original truck 3-speed had a 1st gear ratio of around 3:1 and the 4-speeds (Granny gear) were about 7:1. Never raced or beat on, it lasted longer than the car I The preferred unit is the close ratio box which comes out of a V-8 Monza (Chevy of course). We have the largest selection of Chevrolet Silverado 1500 Pickup Rear Axle Assembly parts at discount prices. 72 Muncie Ratio Guide: Borg Warner Ratio Guide: Muncie Parts List: Borg Warner Parts List T-10 / ST-10: Looking for Rebuild Kits? Toploader Parts List N. Choose your rear axle gear ratio: Speedometer Gear Selection Select your transmission drive gear tooth count: 6 Teeth 7 Teeth 8 Teeth 9 Teeth 10 Teeth 11 Teeth 12 Teeth 13 Teeth 14 Teeth 15 Teeth 16 Teeth 17 Teeth 18 Teeth 19 Teeth 20 Teeth 21 Teeth 22 Teeth 9. 6L 16-Valve was used in the 1996 and Selecting a rearend gear ratio (ring & pinion set) to provide the desired highway cruising speed, 60—65 MPH, for a modern hot rod. For external identification of a 12 bolt O axle vs the 12 bolt C axle, note the difference in the covers. 25: 2852905: 1969 – 70: B All possible gear ratios for your 4T65e - posted in Drivetrain: It wasn't even until pretty recently that I realized why some cars have odd ratios (like my Regal LS 3. 71:1: This A-833 used a 10 spline input shaft and had a bolt pattern specific to the GM A833 bellhousing. Axle Codes Location Of Axle Codes : The axles for Chevrolet will be built by Chevrolet Buffalo, Chevrolet Gear and Axle, Buick, Oldsmobile, and McKinnon. This number is stamped on the forward facing passenger side axle tube (on 2nd generation) and forward facing drivers side axle tube (on 3rd gen) camaros. 26:1 Reverse The ID tag is found above the front driveshaft output, and will list model, manufacture date and gear ratio. 24 Different vehicle makes; Hundreds of vehicle models Sep 19, 2010 · look for the service parts identification tag, its sometimes located in the glove box, or maybe one of the door posts, or on the edge of the door, what you'll find is a series of 3 digit combination of letters and or numbers, look for a GT# as in GT3, GT4 OR GT5. This article is a compilation of information and and specs relating to the venerable GM Corporate 14 Bolt full-floating rear axle - also referred to as the 10. org Ford rear ends sometimes had tags under one of the carrier bolts that had the ratio and a code for being a LSD or not. If you are unsure whether you have a Posi Rear or not Re: 89-98 Trackick gear ratiosby year, body style, engine and tranny combo Reply #11 – Sunday, Sep 07, 2008, 03:29 AM Quite a good number of V6 2 litre in the UK. So, you’d get the same acceleration (thanks to the short first gear) but much friendlier highway cruising and economy, thanks to the tall rear gear … and the 700R4’s 0. The result is quick response, precise control, and smooth operation through out the entire steering range. Mercruiser R-Style Sterndrives (1969 - 1983) Now that you found your VIN Chevrolet – Chevy number, you can start to decode your car, truck or automobile. Jan 06, 2019 · Ratio Closeness and Size of Gear Steps With a wide ratio spread engineered with practicality in mind, the 10-speed transmission offers a modest 20% drop in RPM while shifting. You could also count the teeth on the ring gear, and the pinion gear, and divide (# of pinion gear teeth into # of ring gear teeth) to get the ratio. Aug 25, 2006 · To determine any car's overall First-gear ratio, multiply the transmission's First-gear ratio by its rear-gear ratio. The Turbo 350 transmission was a single piece transmission with the bell housing integrated into the transmission body. The identifying code is either located on a metal tag attached to a cover bolt or is stamped on the right front side axle tube about 3 inches outboard of the But 57 cars didn't have that ratio. 3rd is a great cruising gear and 4th, the over drive gear really helps keep the RPM down on the high way. com to find your Chevrolet and GM rear end gear ratio, ring and pinion gears, and ring and pinion sets. The Dana Super 70 rear differential has become a staple axle for GM and Ford in the dual rear wheel chassis cab vans since 1999. (C= 2wd pickups, cab n The easiest and surest way to identify the original application or gear ratios of a specific used Borg-Warner T5 transmission is to check and look-up the ID tag number using the chart below. If the car had Power Steering, it already had the quick ratio box which received the normal power steering ID tag code. 375" 27 splines General Tranny Swap Information: TH375, TH350, Powerglide, TH200-4R, TH700-R4, and Muncie M21 all have the same 27-spline output shaft. Some areas are cast iron, such as the center support for the Allison 1000 transmission specs, ratios, and information. Horsepower rating is important too, but torque is what will eat your clutches up or otherwise snap parts within the unit. GM Saginaw 3 speed Ratios for Circle Track Racing The identification number for a T5 is usually only found in 2 locations. Identification The 350 transmission is 21-3/4″ long and its one-piece case is cast of aluminum alloy. 73 max Other transmission info from decoder: The stamped code tells BOTH the gear ratio and the plant. Mar 01, 2008 · As an all-new engine, the R07 shares nothing with the old small-block Chevy or with GM's current production V-8s. 17 two speed rear ratio is about perfect for a single axil dump truck with a small block chevy power plant . Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. 42 May 30, 2017 · Motors and transmission and transfer cases, rear axles, including all gear ratios offered during what model years, with what engines etc. 5 10 Bolt / Ring & Pinion / Gear Set-8620 Heat Treated Material Premium Quality Gear Set 1 Year Manufacturers Warranty Gear Ratio: 3. I promise you that the next transmission I have to replace or any other person I hear of needing a transmission I will be heavily promoting Monster Transmission and tell them that I personally use Monster Transmission. The 1974-77 Warner 4-Speed may also have a two-digit code painted on the left side of the case below the side cover to identify the low gear ratio: HS = 2. The superior quality of these gear sets is the result of years of racing development, outstanding design, and state-of-the-art manufacturing methods. Choose The Gear Ratio That Is Best For Your Vehicle TM Tire Diameter When selecting a Gear Ratio, you should consider the following: 1. Oct 27, 2018 at 7:49 PM #9 The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. GEAR RATIOS TRANSMISSION GEAR RATIOS DESCRIPTION Borg-Warner T56 transmission is a fully synchronized 6-speed unit. 42 gear ratio, but what do the other numbers mean? I googeled the 344161 ring gear and it said it was from the H body Chevy. Overall, the 700R4 should not feel much different than a THM350 or THM400, although the ratios are different. 42:1 reverse : Transmission: Pan and Gasket (click on picture to enlarge) Click here to go to parts identification page. The 6L80E’s gear rations are as follows: Type 3 carriers are thicker and are designed for use with original gear ratios ranging from 2. Since 1984, we’ve provided class-leading helical gear, torque-sensing differentials to premiere auto manufacturers. Transfer Case Gear Ratio (:1), Low: Transfer Case Model: Trans PTO Access: LH/RH: Trans PTO Access: Trans Power Take Off: SAE 6-Bolt: Trans Power Take Off: Clutch Size (in) 12: Clutch Size (in) Reverse Ratio (:1) 5. Aug 02, 2008 · Source(s): read vehicle codes chevy trucks determine gear ratio rear end: https://biturl. However, the Rock Crusher was only equipped in cars that had high-performance big blocks, including the Corvette, Camaro, Firebird and Chevelle. 7L 350 just wondering if anybody knows the axles gear ratio my truck has, its stock gears and ratio, can't really find it anywhere, i thought i saw somewhere that said 3. All gear ratios available for 400/800 and Stringer model upper units for years 1972 to 1985 Pricing includes left or right handed worm gear with half moon steering gear installed with the top cap Includes all labor, bearings, seals, replacement ball gear, water pump assembly kit parts Oct 16, 2019 · In our example, the intermediate gear ratios are 20/7 = 2. If this ID number can be determined, a positive ID of the transmission can be made using available charts that are not in this article. 5 Number of Mounting Holes: 3, (missing leg H-pattern) Input Shaft Diameter: ¾-inch Output Shaft Diameter: 1 ¼-inch Number of Turns Lock to Lock: 2 ½ - 3 Ring gear of 3. Chevy Camaro Third Gen Steering boxes: Two basic models were available, the 605 (bad small gear unit) and 800 (good) series. These low-geared GM boxes have since been discontinued and are generally much more difficult to obtain. The T18 & T19 has a 1-1/16" diameter, ten-spline input shaft that has a stickout of 6-1/2" from the front face of the transmission. Does anyone know how accurate the Chevrolet forums vin number decoder is? Follow up question: What year could I potentially use as an alternative if I canʻt find the same gear ratio as my 1993 Chevy? 1 Answer. Thus, the change in the diameter of pulleys plays a great role in changing the ratio of engine speed to car speed. The NV3500 can be identified by its two-piece aluminum case with an integrated bellhousing and top-mounted tower shifter. Find a quality Chevrolet Silverado 2500 Pickup Rear Axle Assembly and other used Truck parts from the top auto salvage yards. 10 bolt street gears are designed to withstand the rigors of everyday driving, as well as a weekend at the track. GM RPO Codes, or General Motors “Regular Production Option” codes contain lots of valuable information about your GM vehicle. From the military AM General HMMWV to Audi Quattro sedans and SUVs, Torsen differentials provide the traction and handling that you need. 5" diameter ring gear and accepts 33 spline semi-floating axle shafts that are held in place by c-clips. Some late 1979 models were "upgraded" to the new 85 MPH speedometer that would be standard on the 1980 models. The rear axle ratio, differential type, manufacturer, and build dateinformation is stamped on the right axle tube (as viewed from the front of the car) on the forward side a real b*tch to see when it's still in the car. 56 g31 : special rear spring g32 : rear springs g33 : rear spring, left side g34 : rear spring, right side When you find this 9 digit number you have to read the numbers from the fourth digit to the eight digit. ” Note 1: Just what constitutes a 'small' ring gear or 'large' ring gear is uncertain. Because the 200-4R is similar in size to the THM 400, the 200-4R is a great replacement for the THM 400 that was used in older vehicles. Lower ratio would be achieved when the diameter of the input pulley is smaller than the output pulley and vice versa. GM RPO Codes, or General Motors “Regular Production Option” codes contain lots of valuable information about your GM vehicle. The Muncie SM465 is a heavy-duty, four-speed manual transmission built by General Motors for use in light and medium duty trucks from 1968 to 1991. In 1950, GM decided to use the 235 in several of its automobiles that were going to have the new Powerglide automatic transmission. Usually as a gear size changes, the Does the Chilton series have comprehensive specifications in them? I found a 48-53 chevrolet truck specifications book in the library just like the one I have for the 41-46 series but it does not have the nice rear end gear ratio tables that the 41-46 publication has. Saginaw transmissions were cheaper, and worked admirably, but scattering gear oil on the pavement was a scary reality if you pushed them too hard. Call 800-216-1632 Dec 17, 2014 · Finding Chevy Gear Ratios If you look in the “Regular Production Option” codes located on the Service Parts Identification sticker located on the vehicle, you can find the code. com 1958-1970 Chevy Rear Differential code Identification Using the charts below, you will be able to learn alot about the rear differential in your classic full size Chevy. 620" ID,1 Side,Ref AK 1559 / 6408,abkr,abkr-1559/6 In 1976 and 77 some of the H-Bodied cars were equipped with either the 6. Axle Model and get Free Shipping on Orders Over $99 at Summit Racing! Jan 22, 2003 · To find the gear ratio, try this: "Jack up one tire if you have an open diff, or both tires if you have a working posi or locking differential. GM 4L80E technical information The 4L80E transmission is a four speed automatic with torque converter clutch. 625 inch ring gear, 28 spline axle PN 26010268 (drum brakes) PN 26028692 (disk brakes) A lower axle ratio offers more fuel efficiency and quieter vehicle operation but will have slower acceleration and lower trailer weight ratings. Mar 27, 2003 · You should be able to call a GM dealer, and give them the part number off the ring gear (which you have 3993444 8 41 1 73) and they should be able to tell you what the ratio is. When most people think about final ratios in TH125c (3T40) and 440-T4 (4T60) transmissions, they simply assume that it means the final drive gears. , 1/4" wall), custom alloy axles (30, 33, or 35 spline View our Advance Adapters Manual Transmission Identification chart for 1987-2008 Jeep vehicles. The ratio at which the input shaft turns compared to the output shaft can be determined as follows: Compare this to a TH350. TGC 1" level Blackbear Autocal Ratio: Plant: Day of Year: Shift: Posi Source: See Below: B = Buick C = Buffalo D = Cadillac G = Detroit Gear & Axle K = GM of Canada M = Pontiac/Canada O = Oldsmobile P = Pontiac W = Warren, MI: 001 = January 1st 002 = January 2nd 031 = January 31st etc D = Day shift N = Night shift 1 = Day shift 2 = Night shift - = No positraction D = Dana Free online flash calculators for determin ring and pinio ratio, final drive ratio and gm powerglide gear ratios. chevy gear ratio identification