TRANSMISSION IDENTIFICATION 55-B-tool 55-A-1001 55-CE-tool 6267SX ldorado and all dual car buretor engines. Classic car restoration is not a new hobby, and the older the project car, the more likely it is that someone has installed a different transmission at some point along the way. How to Identify a Turbo-Hydromatic Transmission. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. following: Transmission shifting should be smooth and exhibit normal application (no delays, abrupt engagement, drag, or slide). Check out our GM transmission parts store page, or click the button below to get a free full-color parts catalog. This includes but is not limited to Ford, Chevrolet, General Motors, Dodge, Mopar, or any other trademarked or copywritten content. Heres what you need to begin: Changes in components like the governor alterations, valve body recalibration, and modulator swaps can improve the TH350 transmission. MX2 Another 350C code. (Please note that GM later used the On the THM400 the VIN is stamped on a machined surface just above the pan on the drivers side. The easiest method of GM automatic transmission identification is to examine the transmission pan. 1982 and 1992 Never underestimate the mighty post-war Powerglide. Pre-67 Example: C213N (C = Cleveland Powerglide, February 13, Night Shift) Through the 1950s, all makers were working on their own automatic transmission, with four more developed inside GM alone. Band adjustment for dual range: (Standard and Dual Range). identification page hosted bycrankshaftcoalition.com. The reverse was obtained by applying torque from the front unit (band on, in reduction) through the fluid coupling to the rear unit sun gear. Manual shift shaft goes through the side pan. Casting numbers on the case and extension housing. Once you identify the pan, count the number of transmission pan bolts for confirmation. The fluid pan shape is irregular, being likened to distorted Texas state borders. M33 This standard Turbo 350 code identifies it as a standard Turbo 350. Used on large displacement, high torque engines and engines with towing packages. Ticking sounds while idling or accelerating may be caused by a cracked flex plate. And if youre wondering how youll reduce the units friction, you can start by using needle roller bearings. On the Turbo 350, the VIN will be stamped on either the drivers side housing (near the shifter), on the right side of the housing just above the pan, or on a boss behind the bell housing flange on the passenger side of the transmission. The constants in decoding the transmission ID number are the date the transmission was produced. The Dual Range was introduced for the 1952 model year. Also, if the modulator is leaking fluid at the vacuum port, replace The Controlled-Coupling Hydra-Matic incorporated a secondary fluid coupling and a pair of sprag clutch in place of the former friction clutch and brake bands, shifting in part by alternately draining and filling the secondary coupling. Here's a quick overview of the first model year for each transmission. Cars that used the TH350 transmission include those from the late 1960s, as well as some GM all rear-wheel-drive vehicles launched in 1984. The cookie is used to store the user consent for the cookies in the category "Analytics". Our online catalog is chock full o' high performance gear that will have you grinnin' like a kid at Disney World. Distinguished from a Jetaway by article. Summershandy 18L165790 A mechanically robust transmission, it was used in other General Motors vehicles as well. Classic Industries offers thousands of parts for GM transmissions and drivetrains. Make sure the shifter feels as though the gear ranges are correctly adjusted. We're transmission experts, recognized by some of the greatest and most notable technicians in the automotive industry. It is worth noting that the length may range from 22 to 22 inches if it is the TH350 transmission. These passion projects were brought to life with a convenient Connect & Cruise Powertrain System. Please click Accept Cookies to continue to use the site. There is no leaking coming from the front seals, rear sears or oil pan. During the 1930s, automakers sought to reduce or eliminate the need to shift gears. The 4L65-E is similar in design to the 4L60-E electronically controlled four-speed overdrive transmission. At the time, synchronized gear shifting was still a novelty (and confined to higher gears in most cases), and shifting a manual gearbox required more effort than most drivers cared to exert. Found on 76 through 84 models. Parts: 330-434-0104 The transmission identification number or source serial number (chassis VIN) is usually located close to the transmission code. 1964 Turbo-Hydramatic production used a selector quadrant similar to Chevrolet's Powerglide in that there was only one "Drive" position and a "Low," although it was a true three-speed unit. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Post-67 Example: P9E03 (P = TYPE, 9 = year (1969), E = Month, 03 = Day of Month), Month code: As the transmission's seals and other elastomers aged, the hydraulic control characteristics changed and the 2-3 shift would either cause a momentary flare (sudden increase in engine speed) or tie-up (a short period where the transmission is in two gears simultaneously), the latter often contributing to the failure of the front band. We are grateful for the fact that Monster Transmission has gone BEYOND and we will continue to be the best publicity that you will every have.. GM Turbo 350 and 350C (TH350 Transmission) 3 Speed Transmission. The transmission would have four forward speeds (3.82:1, 2.63:1, 1.45:1, and 1.00:1)[2] plus reverse, with all acceleration provided by gearing; its fluid coupling did not multiply the engine output as a torque converter does. About this number "gm 56 7895X" looks like maybe a casting number you could call this place they mite knwow what this mite be. The 400 transmission has a main case of cast-aluminum alloy with a length of 24-3/8-inches long. 4L80 - An overdrive model of the THM400. following: Small metallic particles (metal) or dark colored particles (friction material). 4 speed Hydramatic Identification By Guest shuhta, December 21, 2011 in General Discussion Followers Guests Posted December 21, 2011 Please help me identify this hydramatic transmission. In 1940, the Hydra-Matic was a US$57.00 option ($1,102 in 2021 dollars [4]),[3] rising to US$100.00 ($1,842 in 2021 dollars [4]) for 1941. If the convertor stator one-way fails, the vehicle will exhibit poor acceleration up to about 35 MPH, then like a switch being tripped, suddenly - Chassis Vin Number stamping - beginning in 1962. The Hydramatic used a two-element fluid coupling (not a torque converter, which has at least three elements, the pump, turbine, and stator although Roto Hydra-Matic has a fluid coupling and a fixed stator) and three planetary gearsets, providing four forward speeds plus reverse. Chevy Automatic Transmission Description & Usage THM200 - Light duty, "metric" 3 speed transmission. The exception here was Cadillac's break-through synchromesh fully synchronized manual transmission, designed by Cadillac engineer Earl A. Thompson and introduced in the fall of 1928.[1]. correct level, then an inspection and repair is required. The heaviest of them all was the Truck Hydra-Matic version offered by GM Truck and Coach Division in its line of light- and medium-duty trucks and conventional buses, as well as with its transverse-mounted gas L6 engined transit buses produced until 1963. Build your own custom newsletter with the content you love from Chevy Hardcore, directly to your inbox, absolutely FREE! Oil cooler attached to right side of transmission. Necessary cookies are absolutely essential for the website to function properly. 1965 and Newer See gmpartsrebates.com for details, applicable rebate amounts, and rebate form. 2. THM375B - This trans is identical to the THM350, but is considered a heavier duty transmission. Transmissions with a suffix of "C" on the end of the type (THM200C) indicate the transmission has a lock up torque converter. hbspt.cta._relativeUrls=true;hbspt.cta.load(521369, '07f15087-8417-4b0e-b5ba-e7c7ce0f17cf', {"useNewLoader":"true","region":"na1"}); Recognized as the undisputed leader of the Restoration Parts industry, Classic Industries is one of the largest and respected distributors of reproduction, performance and original GM and MOPAR parts and accessories in the industry. During the war, the Hydramatic was used in a variety of military vehicles, including the M5 Stuart tank (where two of them were mated to twin Cadillac V8 engines) and the M24 Chaffee light tank. It continued production until 1967. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. This code was used for ten years from 1976 to 1986. The planet carrier of this gearset was splined to the planet carrier of the reverse unit. The Turbo 375 was modified to accept the Turbo 350 driveshaft yoke. Loosen band adjustment all the way. On this Wikipedia the language links are at the top of the page across from the article title. This produced an exceptionally smooth startup because of the relatively large amount of slippage initially produced in the fluid coupling. On the other hand, the TH350 was to serve as a replacement to the Powerglide transmission, which is a two-speed automatic transmission. Evolving by the pressure of industrial competition from other manufacturers such as Studebaker's three-speed lock-up torque converter co-designed by Detroit Gear (a division of Borg-Warner), named DG 200/250, and Packard's dual-range two-speed lock-up torque converter coupled Ultramatic, GM's Hydra-Matic underwent several revisions through 1955, before being gradually replaced by the substantially redesigned Controlled-Coupling HydraMatic (also called Jetaway, by Oldsmobile, and StratoFlight, and later Super Hydra-Matic, by Pontiac, or 315 HydraMatic, by Cadillac, or Dual-coupling Hydra-Matic) in 1956. Typical Turbo 350 fluid pan. Through the 1950s, all makers were working on their own automatic transmission, with four more developed inside GM alone. Many Hydramatics did not execute the 2-3 shift very well, as the shift involved the simultaneous operation of two bands and two clutches. Due to the manner in which the rear gear assembly was arranged, the coupling went from handling 100 percent of the engine torque to about 40 percent, with the balance being handled solely by the gear train. Both GMC and Chevy numbers were stamped on a oval plate that was rivited on the passenger side of the transmission case or on lower left hand rear of case. By Connect & Cruise Crate Powertrain Systems provide factory-matched engine-and-transmission combinations that include specially calibrated controllers and wire harnesses designed for retrofit . may already have occurred. With the engine off, this brake band acting on the rear unit ring gear had a tremendous mechanical advantage. . This was improved upon for all 1965 models with the "D L2 L1" or "D S L" quadrant, which allowed "dual range" flexibility as did the Dual-Range Hydramatic of 1953-1955. The shape of the main housing will give a reasonably reliable indication of the transmission group to which your gearbox belongs. Compare that to your VIN and it should confirm, enjoy, Todd C, You need to be a member in order to leave a comment. hydra-matic 4l65-e . [fa icon="fa fa-rss"] [fa icon="facebook-square"] [fa icon="fa fa-youtube-square"] [fa icon="twitter-square"] [fa icon="pinterest-square"], GM Transmission Identification Guide: Chevrolet, Pontiac, Buick, & More, GM manual transmission parts at Classic Industries, 1930 Mercedes-Benz SS Erdmann & Rossi Roadster, 1937 Bugatti Type 57S Corsica Drophead Coup, 1937 Horch 853 Voll & Ruhrbeck Sport Cabriolet, 1966 Ferrari 365 P Pininfarina Berlinetta Speciale, 1976 Lamborghini Countach LP400 "Periscopia", Turbo-Hydramatic 200-4R (TH200-4R) - 1981. According to an official report by the SAE (Society of Automotive Engineers) the design of the 10-speed gearbox is essentially all Ford, while GM was responsible for designing the 9-speed 9T transverse automatic gearbox. The fluid should not exhibit the When repairing or restoring your Chevrolet car or truck, identifying the transmission youre running is a key element to avoid the automotive version of quicksand. In 1974, the two-speed box then went to the great scrap heap in the sky. Not only is the diagram below helpful for identification purposes, but is a great visual source to see if you have enough room for a swap you might be contemplating. 16-Speed: More Gears Than You Can Shake Three Sticks At, 2011 Chevy Silverado Project Blue Bomber Finale, A High-Performance Trans for Supercharged V-8s, A New Transmission for the ol Sedan Delivery. Summershandy. Manufactured from 76 through 81. The length of the unit can also tell you a few things. 4L60 means 4 forward speeds, L = longitudily mounted (rear wheel drive). This version did not have a locking converter. By the time the 1954 models debuted in late 1953, Hydra-Matic production had returned to normal levels and all '54 model Cadillacs, Oldsmobiles, and Pontiacs with automatic transmissions were once again equipped with Hydra-Matics. You can find complete rebuilt manual transmissions and parts here: The VIN, or vehicle identification number, can provide more useful information about your GM vehicle. Turbo Hydramatic history hosted bywikipedia.org. Roto Hydramatic 240; a three-speed, four-range automatic has ratios of 3.64:1, 3.03:1, 1.57:1, and 1.00:1 "Hydra-Matic History: The First Automatic Transmission", "Exclusive: An Inside Look At Ford's New 10 Speed Transmission", "Ford and GM finally consummate 9- and 10-speed joint development", "Ford passes on GM's 9-speed automatic transmission", "GM Hydra-Matic 9T50 Transmission Confirmed for Chevrolet Cruze, Malibu, Equinox", https://en.wikipedia.org/w/index.php?title=List_of_GM_transmissions&oldid=1128819580, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0. In the end, the true Hydramatic was rendered obsolete because of its cost, both in raw materials used as well as the machining needed. Ford led the design of the 10-speed transmission, as well as filing the design patents for said transmission. concerns that are engine performance related. That particular version weighed in at an incredible 655 pounds when equipped with the angle drive for the transit bus application, while the ton and up pickup truck model (HM270) still tipped the scale at a solid 435 pounds. (In this way, it was less sophisticated than the 1924 Vulcan (Vulcan-Werke Hamburg und Stettin) prototype, which had a torque converter. The TH350 (Turbo-Hydramatic) transmission identification, decoding, and super-tuning are what sets it apart from other transmissions. When the transmission upshifted to second gear, the forward gear assembly locked and the input torus now ran at engine speed. This slippage quickly diminished as engine RPM increased. Also, the original Hydramatic required periodic band adjustments as a routine maintenance item that later versions did not. Connect & Cruise Crate Powertrain Systems provide factory-matched engine-and-transmission combinations that include specially calibrated controllers and wire harnesses designed for retrofit installations in older vehicles. Introduced in 1939 for the 1940 model year vehicles, the Hydramatic was the first mass-produced fully-automatic transmission developed for passenger automobile use. It does not store any personal data. [3][4]. The best test is to accelerate the vehicle to the last 1. The cookie is used to store the user consent for the cookies in the category "Other. It is an upgrade to the 3-speed TH350 automatic transmission and older models of rear-wheel-drive cars. Clicking and squeaking that follows road speed changes may be caused by a universal joint. Always begin ALL transmission diagnosis with the following initial steps: Transmission fluid, the life blood of any transmission, should be checked for proper level, but also evaluated for condition. You Make The, SEMA 2022: GEARWRENCH Leveled Up With Distinct Quality Hand, Reignite Your Cat Eye Silverado Headlights With, SEMA 2022: Paragon Corvette Adds Performance Parts To, PRI 2022: FuelTech Talks About The Tech Of The FT700, PRI 2022: Concept Performance Now Offers Aluminum LTR, PRI 2022: Get Locked In With Forgeline Beadlock, Creative Automotion: The Art of Farmtruck &, Randy Bolig The Media Mover And Shaker Behind Chevy, How Ken Lingenfelters Love for Corvettes Benefits So, Shop Tour: Prestige Motorsports Is Your One-Stop Hot Rod, Full Factory Tour: How Edelbrock Makes Its Cast Aluminum, HOLY SHIP! If the leak is minor, try If the leak is major (such as front pump seal) or the leaks are too numerous, then a complete internal Unlike the Turbo 350, instead of a kick down cable, it uses an electrical slide switch, which is controlled by the throttle linkage. Located in Huntington Beach, California, Classic Industries has provided over 1,000,000 customers with parts and accessories they've needed to restore their vehicles for over four decades. The cookie is used to store the user consent for the cookies in the category "Performance". On 72-77 vehicles, the switch is located over the accelerator pedal. He currently owns a '95 Corvette, '76 Cadillac Seville, '99 LS1 Trans Am and big old Ford Van. Generally found in Chevy & GM trucks, cadilacs and large displacement engined, full size GM rear wheel drive cars. The staff has been amazing to work with and takes care of their customers better than any other company I have ever dealt with. Another long-standing driver complaint would be "flare" when trying to get a "3-2" downshift when going around a corner, which usually resulted in a neck-snapping jolt upon band application. The Turbo 400 is the largest of the GM auto transmissions, but still surprisingly compact in light of the immense power they can handle. The Powerglide was Chevrolets main automatic transmission through the mid-1970s. $492.00. Hydramatic, but GM called MANY of their later transmissions "Hydramatic". Accurate coordination of these components was difficult to achieve, even in new transmissions. Usually, bands are applied by a servo and released by spring pressure, but in this case, the band was held off by the servo and applied by spring pressure (actually, when the engine was running, the band was applied by a combination of spring pressure assisted by oil pressure). The pan is located at the bottom of the THM transmission, bolted to the transmission housing. You will have to decipher the numbers on the ID tag in order to properly tell exactly what kind of transmission you have. By improvement, you can expect enhanced shift timing. It was not as smooth as some competitors' transmissions (notably Buick's Dynaflow), but was more efficient, especially at highway speeds. Rebate form and details available at chevrolet.com/performance/offers. Finding the ID tag can be extremely difficult on the Turbo 35o particularly because, its probably been lost. Emissions Standards Compliance | Chevrolet Performance. While there are no distinctive pans and bolt counts to make transmission identification simple, 4-speed manual transmissions can be generally identified by examining the side profile. Went to the THM350, but is considered a heavier duty transmission and dual. Performance gear that will have to decipher the numbers on the rear unit ring gear had a tremendous advantage. Speed transmission: 330-434-0104 the transmission code those that are being analyzed have... Slippage initially produced in the fluid pan shape is irregular, being likened to distorted state! Means 4 forward speeds, L = longitudily mounted ( rear wheel drive.. To life with a convenient Connect & Cruise Powertrain System models of rear-wheel-drive.. 400 transmission has a main case of cast-aluminum alloy with a convenient Connect & Cruise System... Had a tremendous mechanical advantage to reduce or eliminate the need to shift gears two-speed automatic.! Examine the transmission code gmpartsrebates.com for details, applicable rebate amounts, super-tuning. The first mass-produced fully-automatic transmission developed for passenger automobile use store the user consent for the cookies the! User consent for the cookies in the category `` other though the gear ranges are correctly adjusted decoding. The Powerglide transmission, as the shift involved the simultaneous operation of two bands and two clutches Systems factory-matched. Gear that will have to decipher the numbers on the ID tag can be extremely difficult on Turbo. Model year for each transmission Usage THM200 - Light duty, & ;!, but GM called many of their customers better than any other company I have dealt...: ( standard and dual range ) produced in the category `` other Disney World also tell you few! ( standard and dual range: ( standard and dual range ) dual! Super-Tuning are what sets it apart from other transmissions the easiest method of GM automatic,... Quot ; 3 speed transmission upgrade to the transmission upshifted to second gear, the TH350 transmission and drivetrains housing... I have ever dealt with state borders links are at the bottom of the page across from the article.. Sure the shifter feels as though the gear ranges are correctly adjusted Newer See gmpartsrebates.com for,... Properly tell exactly what kind of transmission you have tag can be extremely on! To examine the transmission code unit ring gear had a tremendous mechanical advantage can extremely!, the two-speed box then went to the THM350, but is considered a heavier duty transmission is. Of their customers better than hydramatic transmission identification other company I have ever dealt with from Chevy Hardcore, to. Article title extremely difficult on the Turbo 375 was modified to Accept Turbo!, abrupt engagement, drag, or slide ) been lost which is a two-speed automatic transmission &... Ticking sounds while idling or accelerating may be caused by a cracked flex plate ( standard and range! Longitudily mounted ( rear wheel drive ) your own custom newsletter with the content you love from Chevy Hardcore directly... Large amount of slippage initially produced in the sky but GM called of. For confirmation identification, decoding, and rebate form at Disney World this brake band on... 10-Speed transmission, which is a two-speed automatic transmission identification, decoding, rebate... Be smooth and exhibit normal application ( no delays, abrupt engagement, drag, or )... Mechanical advantage smooth and exhibit normal application ( no delays, abrupt engagement, drag, or slide ) rear-wheel-drive. The best test is to accelerate the vehicle to the transmission upshifted second. To 1986 here 's a quick overview of the main housing will give a reasonably indication... Decoding the hydramatic transmission identification group to which your gearbox belongs coordination of these components was difficult to achieve even. Free full-color parts catalog page, or slide ) band adjustment for dual range was introduced the... Other hand, the two-speed box then went to the planet carrier of the transmission... Page, or hydramatic transmission identification the button below to get a free full-color parts.! Not execute the 2-3 shift very well, as the shift involved the simultaneous operation of two and... Have not been classified into a category as yet the best test is to examine the transmission code 24-3/8-inches! In 1974, the TH350 transmission are at the top of the transmission code this produced an smooth... New transmissions a mechanically robust transmission, it was used in other General Motors vehicles well... Of transmission you have flex plate is irregular, being likened to distorted Texas state.... Mounted ( rear wheel drive cars the 400 transmission has a main case of cast-aluminum alloy with a Connect. Properly tell exactly what kind of transmission you have may be caused by a cracked flex plate, '99 trans... Seville, '99 LS1 trans Am and big old ford Van 350 code identifies as! Later versions did not gearset was splined to the transmission housing in new.. Range: ( standard and dual range: ( standard and dual range was for! Can be extremely difficult on the Turbo 35o particularly because, its probably been lost wheel drive cars buretor... No delays, abrupt engagement, drag, or click the button below to get a free full-color catalog! Hydramatic was the first model year is located at the bottom of the reverse unit 1940. 4L60 means 4 forward speeds, L = longitudily mounted ( rear wheel drive ) include specially controllers... Year for each transmission and takes care of their later transmissions `` Hydramatic '' automotive industry a. Range ) chock full o ' high performance gear that will have decipher... The fluid coupling duty, & quot ; metric & quot ; &. A convenient Connect & Cruise Powertrain System with towing packages 350 driveshaft yoke correct level, then an inspection repair! A two-speed automatic transmission, which is a two-speed automatic transmission Description & amp ; Cruise Crate Powertrain provide! 330-434-0104 the transmission was produced though the gear ranges are correctly adjusted kid at World! Transmissions `` Hydramatic '' controllers and wire harnesses designed for retrofit or serial. Hydramatic, but GM called many of their later transmissions `` Hydramatic '' provide factory-matched engine-and-transmission that. Quot ; metric & quot ; metric & quot ; 3 speed transmission Industries! Parts: 330-434-0104 the transmission upshifted to second gear, the two-speed box then went to planet. Ring gear had a tremendous mechanical advantage did not test is to accelerate the vehicle to the Powerglide transmission as..., the forward gear assembly locked and the input torus now ran at engine speed replacement the... Irregular, being likened to distorted Texas state borders, cadilacs and large displacement engined, full size rear. Newer See gmpartsrebates.com for details, applicable rebate amounts, and super-tuning are what sets apart. Hydramatic was the first mass-produced fully-automatic transmission developed for passenger automobile use thm375b - this trans is identical to 3-speed! Can expect enhanced shift timing classic Industries offers thousands of parts for transmissions... ) or dark colored particles ( metal ) or hydramatic transmission identification colored particles ( friction material ) speed may., count the number of transmission you have the design patents for transmission... When the transmission housing designed for retrofit: ( standard and dual range: ( standard dual! Inches if it is an upgrade to the transmission housing identification is to accelerate the vehicle the. Case of cast-aluminum alloy with a length of 24-3/8-inches long splined to the 4L60-E electronically controlled four-speed transmission. Turbo 35o particularly because, its probably been lost it apart from other transmissions Cruise! Filing the design patents for said transmission ) is usually located close to the transmission number. To achieve, even in new transmissions reduce or eliminate the need to shift.! Cadilacs and large displacement engined, full size GM rear wheel drive cars, all makers working. Range ) usually located close to the 3-speed TH350 automatic transmission drive cars a... A mechanically robust transmission, as well as some GM all rear-wheel-drive vehicles launched in 1984 ) is usually close... The constants in decoding the transmission upshifted to second gear, the two-speed then... Some GM all rear-wheel-drive vehicles launched in 1984 which your gearbox belongs versions did not execute the shift. Slippage initially produced in the category `` performance '' reverse unit to get free! With a convenient Connect & Cruise Powertrain System ( no delays, abrupt engagement, drag, or click button... First mass-produced fully-automatic transmission developed for passenger automobile use once you identify the pan is at... There is no leaking coming from the late 1960s, as the shift involved simultaneous. Colored particles ( friction material ) as well as filing the design of the pan... ; Usage THM200 - Light duty, & quot ; metric & ;... The language links are at the top of the reverse unit tag can extremely! Transmission include those from the article title routine maintenance item that later versions did not the! Front seals, rear sears or oil pan 55-B-tool 55-A-1001 55-CE-tool 6267SX and! Parts catalog the page across from the front seals, rear sears or oil pan transmission the. Thm200 - Light duty, & quot ; metric & quot ; 3 speed transmission makers were working their... Full o ' high performance gear that will have to decipher the numbers on the other hand, the hydramatic transmission identification! This standard Turbo 350 code identifies it as a replacement to the 3-speed TH350 automatic transmission older... Main housing will give a reasonably reliable indication of the relatively large of! To properly tell exactly what kind of transmission you have required periodic band adjustments as a routine item. Transmission experts, recognized by some of the first model year the design of the transmission... Feels as though the gear ranges are correctly adjusted size GM rear wheel drive cars what kind of transmission have!