Although gear sets and a locking differential are available, these are only suitable for a mild street engine or possibly a dirt track car. The distance between the lower center cover bolt and its adjacent bolts is 31/4 inches. Missing Entry: Corvette Z06, vin code S 5.7L LS6 2001-2204 and vin code E 7.0L LS7 2005-2010 and later. Aftermarket 12-bolt housings are based on the passenger car design. Typically, 10-bolt carriers are specific to a series of gears. Most 8.5-inch 10-bolts have two lugs on the bottom of the housing at the 5 and 7 oclock positions. The earlier era of the SM465 include the 1968 - 1978 transmissions. The front bearing retainer flange measures an unusually large 5-1/8" in diameter and the bearing retainer tube is 1-3/8" in diameter. And finally, a Posi-Traction number was used. They used an independent rear suspension with transverse leaf springs. 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. The "SM" in the transmission's designation stands for Synchro-Mesh, in the tradition of other GM gearboxes. This means that in the event of an axle break, the wheel stays on the car. All GM 12-bolts use C-clipstyle axles. Lexus Lincoln Maserati Mazda Mercedes-Benz Mercedes-Benz Sprinter Mercury MINI Mitsubishi Nissan Oldsmobile Polaris Pontiac Porsche ProMaster RAM. This engine made it's first appearance on the A-Body sisters Buick Century and Oldsmobile's Cutlass Ciera "S", the 1994 L-Body Chevrolet Beretta/Corsica, and it's N-Body siblings, which include the Buick Skylark, Oldsmobile Achieva, and Pontiac Grand Am, but Oldsmobile also had offerings of this engine offering in the "Late" 1993 W-Body Cutlass for the engine to also incorporate into the 1994 model year W-Bodies, which included the Buick Regal and Pontiac Grand Prix, with the aforementioned Monte Carlo and it's sedan equivalent, the revised Lumina to follow suit the next model year, 1995. The 465 is an intellegently designed and very well-built transmission and remains easy to locate and generally inexpensive to buy and maintain. As you can see, 13 is the hypoid gear countfor the pinion and 40 is the ring gear count. WebPassword requirements: 6 to 30 characters long; ASCII characters only (characters found on a standard US keyboard); must contain at least 4 different symbols; The casting numbers are simple to decode. WebOldsmobile small-block cylinder heads have a number, like this popular number-7 casting cylinder head. The $68.7 billion Activision Blizzard acquisition is key to Microsofts mobile gaming plans. The Oldsmobile Toronado (from 1971 to 1978) and the Buick Riviera (from 1974 to 1976) Standardized type numbers are used by manufacturers to identify bulbs with the same specifications. This example is a 1967 Chevy C10. WebFree online search for car or truck VIN numbers. QUANTYA Swiss Electric Movement (Switzerland), Fahrzeugwerk Bernard Krone (truck trailers), Tesla, Inc. (Gigafactory Berlin-Brandenburg), Tesla, Inc. (only US-built Model S and Model 3 starting from Nov, 1st 2021), Tesla, Inc. (US-built MPVs (e.g. $406.97*/month for 84 months at 9.50% APR, drag-slide thumbnails for quick selection. Find a vehicle, tire or child car seat manufacturer, Defects and recalls of vehicles, tires and child car seats, transportation-related measures and guidance, Find phone numbers and websites for vehicle, tire and child car seat manufacturers. G General Motors (Chevrolet, Oldsmobile, Buick, Cadillac, GMC, Saturn, and some Geo Metros However, the smaller 10-bolt unfairly gained the reputation as a weak and inadequate rear end for high-performance applications. The 8.2 has a smooth, round lower case area, with an 11-inch cover that has a diagonal indentation at the top or a 105/8-inch irregular-shaped cover. Therefore, you need be able to choose the more desirable 8.5- or 8.6-inch and avoid the smaller 7.5/7.625- and 8.2-inch units. The SM465 is relatively simple torebuild. These should be square blocks, each with the outer side 90 degrees (vertical) to the road and the bottom-side surface horizontal to the road. The nomenclature actually refers to the number of ring gear bolts. 20099 This is specific to the carrier. GM has traditionally encoded the platform as the fourth character of the VIN. The axles are retained by a set of C-clips on the inner end of the axle shaft inside the carrier. Numbers Matching and Original Mileage Cars Any descriptions or representations are for identification purposes only and are not to be construed as a warranty of any type. The restraint type is specified as character seven of the American GM VIN for passenger cars. If you take off the center section cover and discover this kind of damage, you need to identify the cause so you dont repeat this type of failure. Web8.2-Inch Units . Volvo Eicher commercial vehicles limited. They are found primarily in GM and Chevrolet trucks, Blazers, Suburbans and many other models falling under the 1/4-ton to 1-1/2-ton platforms. WebLater when DR went to seven digit numerical only part numbers an actual eva foam helmet template free I at least would like to know the numbering convention for the serial numbers, if anyone knew or was willing to share their serial numbers off of their Delco Remy Model 1108913 12V starters. The 1969- and-earlier codes have two letters, then a four-digit number, followed by a letter, and possibly a shift number, for which 1 is the day shift and 2 is the night shift. The 2010-up Camaro uses a similar design (8.6 10-bolt) in the center section of its independent rear suspension. Saab Saturn Scion SMART Sterling Subaru Suzuki Motorcycles Tesla Thomas Built Bus Toyota Triumph Unimog Volkswagen Volvo Western Star Yamaha Motorcycles. After 09 the tenth digit was given a letter WebDie Fahrzeug-Identifizierungsnummer (FIN) (englisch vehicle identification number, VIN) entspricht unter Bercksichtigung internationaler Angleichungen der vormaligen Fahrgestellnummer und wird umgangssprachlich auch nach wie vor und weit verbreitet so That does not mean that the truck units are not capable of performance builds because aftermarket 30-spline carriers and axles are available. Also mistake on Country codesGMC light trucks are not listed. Mistake on the engine code M, this M code comes out on the 1995 - 1999 Chevrolet Monte Carlo and the engine is an RPO L82 3.1 SFI engine. The half-leaf spring (left) serves as an overload spring for heavy loads or trailering. The truck housings are not as durable as the passenger car housings due to a narrower carrier and a smaller inner pinion bearing. Model X, Model Y)). Vehicle Identification Number - VIN Numbers Copyright 1999 - 2021. PREVIOUS UPDATE with police statement: The Washoe County Sheriff's Office in Reno has confirmed what Deadline told you Sunday night: Jeremy Renner is in critical but stable condition with injuries suffered after experiencing a weather related accident while 2001 1 2014E The car versions were in production from 1971 to 1987. (incl. The empty string is the special case where the sequence has length zero, so there are no symbols in the string. It is more difficult to swap these housings from car to car if they do not share the same suspension design. This transmission makes an excellent conversion transmission due to its adaptability into most Jeeps. There are temporary fixes for the 8.2, such as a carrier girdle, but they dont provide a reliable and suitably strong solution. Before you rebuild any axle, you should identify which axle you have. WebPopular Replacement Steering Wheels Part Numbers B&I AW1166L009-DZB - Premium Design Black Leather Steering Wheel with Factory Match Grip B&I AW1196L002-DCF - Premium Design Black Leather Steering Wheel with Black Carbon on Pinion gears and ring gears are not interchangeable because they are designed for the specific (correct) mesh. A footnote in Microsoft's submission to the UK's Competition and Markets Authority (CMA) has let slip the reason behind Call of Duty's absence from the Xbox Game Pass library: Sony and In the final analysis, this axle is simply too small for high-horsepower cars, and so these axles should be avoided for most muscle cars and certainly any racing applications. Once the C-clip has been removed, the axle slides out of the housing. WebJeremy Renner In Critical But Stable Condition In Reno After Snow-Plowing Accident. The SM465 features power-take-off (PTO) ports on the passenger and driver sides of the case. These final versions had an aluminum top cover and a revised input shaft and input bearing combination. Suburbans, however, continued to use the earlier SM465 with the cast iron top cover. Among the Chevy 10-bolt family of axles, these provide the best performance and durability. This prestigious accolade represents the continued growth of the company, and ClassicCars.com's dominance as the world's largest online marketplace for Your choices will not impact your visit. It can take up to 30 days for GM to receive repair information from your Certified Service Dealer or authorized Saab service centre. The tooth count is stamped on the head of each pinion for both the pinion and the ring gear. You can see the dramatic difference in not only teeth but in overall diameter. General Motors (GM) includes Chevrolet, Cadillac, GMC, Buick, Pontiac, Saturn, Hummer and Oldsmobile. You may need to clean the rear housing before you can decode the casting numbers. Microsoft is quietly building an Xbox mobile platform and store. At just 3/8-inch smaller than the 8.875-inch 12-bolt differential, the 8.5-inch ring gear is strong enough for high-performance applications. A pair of long flat areas on the front side of each axle tube is a clear indicator of an 8.5-inch Chevy 10-bolt. Both 2wd and 4wd versions of the SM465 can be used equally well, and there are no inherent advantages to either one once you have installed our adapter assembly. Transport Canada is closely monitoring the COVID-19 situation. However, the 7.5-inch lugs are smaller, with the outer side running at an angle and the inner side cut with a radius. Ford Engine Block Casting Numbers July 23, 2013 Roadkill Customs Technical Info Fords part number convention generally follows the format of a four digit casting code, followed by a four digit basic part number, which will be 6015 for an engine block, followed by the revision version. The 8.2 was phased out starting in 1971; it was replaced by the 8.5-inch corporate 10-bolt, and was installed in everything from Camaros and Chevelles until the mid-1980s. Fiat Chrysler Automobiles (FCA)Footnote 1, 1-800-565-FORD (1-800-565-3673); Other content includes an engine code and manufacturing plant. Designed as a pony car to compete with the Ford Mustang, it was introduced on February 23, 1967, five months after GM's Chevrolet division's platform-sharing Camaro. The SM465 case is of cast iron. Lincoln: 1-800-387-9333, 1-800-263-3777; In this photo, you clearly see the clutch packs with springs, so indeed these are limited-slip differentials. Please check if any of these measures apply to you. A manufacturer that builds fewer than 1000 vehicles per year uses a 9 as the third digit and the 12th, 13th and 14th position of the VIN for a second part of the identification. The GM 10-bolt rear end is quite possibly the most misunderstood and undervalued rear differential ever created. This site uses functional cookies and external scripts to improve your experience. This modificationhas primarily been developed for conversions replacing the SR4, T4 and T5 Jeep transmission as used in 1980-1986 CJ vehicles. You can also check out other entries in our classic car history series: Please enjoy our video version of this article. 2010 Impala vin code K is a 3.5L MFI. The Chevy 12-bolt axle assemblies for passenger cars feature an oval cover with a diagonal indentation. Check back next week for part two of our Chevy truck model year identification guide, which delves into the popular C and K Series models from 1960 through 1972. If your vehicle was repaired more than 30 days ago, please contact the GM Call Centre at the numbers below. They retain the axle shafts in the event of a failure. 2013D Several differential carriers are offered for the 10-bolt axle assemblies. Quadrajet carburetors built after 1976, use an eight-digit casting number. Much like your drivers license number, they tell a story. Cadillac: 1-888-446-2000, Hyundai: 1-888-216-2626 The 4.0L Jeep I6 (both Renix and Mopar systems) is adaptable using the same method as above, with the addition ofinstalling a Crank Position Sensor(CPS) into the aforementioned bellhousing. 2016, 2017 and 2018. Sometimes the shift code is stamped, and if the unit has a Posi-Traction, you see a P stamp. WebLook up vehicle identification numbers for all car makes and vehicle models, by year, from GMC General Motors. A 2-Series carrier holds 2.56:1 and higher gears (numerically lower) such as 2.41. The SM465 is a top loaded, top shifting truck style transmission. Missing Entry: The 2009 Corvette and 2011 Camaro SS use a W engine code for the 6.2L LS3 V8. They will be removed. These are very high gears, good for top speed, not for off-the-line performance. When you purchase a child car seat, register your product. Dorel (Cosco, Eddie Bauer, Maxi-Cosi and Safety 1st). If your carburetor reads 1708, it was built in the 80s. Truck 12-bolts have an irregular cover with a ring gear pocket. Going back to the mid 1970s, silver was valued at less than $10 per ounce. Missing Entry: 1991 Limo with engine code 7, is not listed. The top axle is an 8.5-inch 10-bolt with 30 splines; the bottom axle is an 8.5-inch with 28 splines. The pilot tip is ~19/32" in diameter. However, since this transmission has such a large bearing retainer, the car size bellhousing bore is smaller than the transmission's input bearing retainer. WebOldsmobile small-block cylinder heads have a number, like this popular number-7 casting cylinder head. Missing Entry: Vin Code V for 2.4 L LE9 2.4L MFI I4. The 2wd version has a 35-spline threaded mainshaft compatible with a driveshaft yoke, and accompanying 2wd style tailhousing. Cars And The Oldsmobile Cutlass Was No Exception. If you move, be sure to update your address so you can receive recall notices. J Series Trucks & Wagons, (I6 WebInterestingly enough, VIN numbers did not become standardized until the early 1980s therefore when you locate a vehicle VIN number, say perhaps on a vintage vehicle from the 1930s, youll have some work to do. Some manufacturers use the third character as a code for a vehicle category (e.g., bus or truck), a division within a manufacturer, or both. Learn other ways to stay informed about motor vehicle recalls. The number 1705 identifies the unit as being built between 1976 and 1979. By providing you with the best You may hear about a vehicle recall before the manufacturer is able to update their database, so check their website often. Your VIN is also located on your car's registration card, and it may be shown on your insurance card. Later 2wd style SM465's also incorporated the same 1st gear bushing and thrust washer change, but the 35-spline, yoked output remained identical. C2 and C3 Corvettes (built from 1963 to 1981) used a non-standard 10-bolt design. Those who have a checking or savings account, but also use financial alternatives like check cashing services are considered underbanked. The pinion on the left is part of a 4.11:1 gear set; the one on the right is a 3.08:1 pinion. WebThe 1973 Cutlass was completely new, so changes to the 1974 model were minimal. I've been working at a Chevy dealer for years running codes/vins. That cuts down time at the VIN, which makes your VIN office happy. Formally, a string is a finite, ordered sequence of characters such as letters, digits or spaces. These letters were used as the fourth position of the VIN. The 8.5- and 8.6-inch provide superior performance and have a larger ring and pinion gear surface to handle high horsepower. The smaller 7.5- and 8.2-inch 10-bolt rear axles cant transmit horsepower loads in excess of 400 hp. Find information on auto decoders and DMV record links. Decoded VIN Numbers . However, since this transmission has such a large bearing retainer, the car size bellhousing bore is smaller than the transmission's input bearing retainer. With a VIN number search you can: Salvage history? This 1967 Chevy truck used a trailing-arm design with coil and leaf springs. There is very little aftermarket support for this axle assembly because it couldnt handle high-horsepower loads and therefore its performance potential was marginal. Prior to the 1980s standardization and the Because these two sizes are so common in pre-1971 (8.2) and 1975 2002 (7.5) vehicles, the 8.5 is lumped into the same group. One price to verify the automobile history on every used car as you shop or even the car you own. If your vehicle was repaired more than 30 days ago, please contact the GM Call Centre at the numbers below. Essentially, the housing is machined to clear the larger gears and carrier, and its not a job for the novice. Unlike the various 10-bolts, the 12-bolt axle assembly has different components for cars and trucks. WebThe Pontiac GTO is an automobile that was manufactured by American automaker Pontiac from 1963 to 1974 for the 1964 to 1974 model years, and by GM's subsidiary Holden in Australia for the 2004 to 2006 model years.. Buick, Oldsmobile and Pontiac bellhousings. And that in turn, makes us happy. There is an anomaly to the corporate 8.5-inch axle assembly that was used in some 1971 and 1972 Buick, Oldsmobile, a few 1969 through 1972 Pontiac vehicles, as well as the 1970 through 1972 Monte Carlo. We provide VIN-related content and services in a user-friendly way that's simple-to-read and easy-to-understand. The 3-Series carriers are good for 2.73 and lower gears, so 3.08 and 3.73 gears work well. Bolt-in axles include (right to left) the axle, retainer plate, split washer shim, press-on bearing, and housing end. We also sell new bearing retainers turned to the dimension you require. The axle may be over or under the leaf, depending on the application. Written by Jefferson Bryant and Posted with Permission of CarTechBooks. When you purchase a used vehicle, call the manufacturers customer assistance number listed on this page to provide your contact information. WebThe Pontiac Firebird is an American automobile that was built and produced by Pontiac from the 1967 to 2002 model years. Nothing could be further from the truth. .etc Once you have identified the housing, you must order the correct parts for the particular axle. The 8.2-inch differential does not have these lugs. If you bolt on even a set of drag radials, the axles bend or break, along with having the potential for breaking the gears and carrier themselves. The SM465 enjoys a very low compound gear at 6.55:1 and as such it is a popular choice for those wanting a low crawling gear. Privacy, Terms, Cookies, Disclaimer, Copyright, DCMA Notice & GDPR. In addition, the trucks typically have larger axles and brakes. In addition, the truck 12-bolt has an irregular shape. There is some crossover on the trucks, as some earlier trucks had leaf springs and some later trucks had the trailing arms. The first character of the WMI is the region in which the manufacturer is located. The following external links are not subject to official language, privacy and accessibility requirements. Try us out NOW! Along with Plants and some model break downs over years. The first three characters uniquely identify the manufacturer of the vehicle using the World Manufacturer Identifier or WMI code. Nissan LEAF: 1-877-NOGASEV However, the pinion shaft measures 1.438 inches. OurKit #465-AMCcan be purchased to simplify this process. From Wikibooks, open books for an open world, Vehicle Identification Numbers (VIN codes)/World Manufacturer Identifier (WMI), Vehicle Identification Numbers (VIN codes), https://en.wikibooks.org/w/index.php?title=Vehicle_Identification_Numbers_(VIN_codes)/World_Manufacturer_Identifier_(WMI)&oldid=4192370, Book:Vehicle Identification Numbers (VIN codes), Creative Commons Attribution-ShareAlike License, Zhejiang Qianjiang Motorcycle (Keeway/Generic), MG Motor UK Limited - SAIC Motor, Shanghai, China, National Electric Vehicle Sweden AB (NEVS), Zhejiang Taotao, China (ATV & motorcycles), Zhejiang Yongkang Huabao Electric Appliance. Fiat Chrysler Automobiles (FCA) includes Alfa Romeo, Chrysler, Dodge, Fiat, Jeep and Ram. The factory installed the 8.5-inch 10-bolt in the Buick Grand National, and thats the biggest claim to fame for this OEM axle. WebEtymology. Common auto-manufacturing countries are noted. The base model came as either a coupe or a sedan with the coupe selling for $3,450. If it was assembled in July or later it's probably a model year later than listed. only) '72-'79, Small Block V8, Gen. Millions of 8.2-inch axle assemblies were built and many can be found in salvage yards. For example, a 12-bolt axle that was built on March 28, 1967, is C287. WebWhat this VIN search tool covers: Safety recalls that are incomplete on a vehicle; Safety recalls conducted over the past 15 calendar years; Safety recalls conducted by major light auto automakers, including motorcycle manufacturers. Cadillac, GMC, Buick, Pontiac, Saturn, Hummer and Oldsmobile. In street applications, the 7.5 is good for 350 to 400 hp with street tires and lots of wheel spin. As a result, these cars use a specialized axle housing for this suspension, and its not easily upgraded. Interested in something else? This includes Chevy car, Buick, Oldsmobile and Pontiac bellhousings. Many shadetree mechanics do very outstanding rebuilds if they have access to a press, snap ring pliers and bearing pullers. The pinion diameter is 1.438 inches with 25 splines. WebFind phone numbers and websites for vehicle, tire and child car seat manufacturers before the manufacturer is able to update their database, so check their website often. WebLook on the lower left of your car's windshield for your 17-character Vehicle Identification Number. General Motors installed different axles for different applications. A small bolt in the center of the carrier retains the crossbar. By far, the most common 10-bolt is the 7.5/7.6, and it has been around since 1975. The SM465 has a 1-1/8" diameter, ten spline input shaft that has a stick-out of 6-1/2" from the front face of the transmission. Although the 8.5- and 8.6-inch rear axles are more than capable of handling 400 hp (and with some setups a bit more), the 10-bolt name has a bad reputation due to the inherently weaker 7.5 and 8.2 designs. You can always check your model year by looking in your drivers side door jamb and it will give you model year. The underbanked represented 14% of U.S. households, or 18. Which cookies and scripts are used and how they impact your visit is specified on the left. The two examples at right show you how to decode 10-bolt housings. 10.9 M . Buick and Oldsmobile bolt-in axles mount at the bearing flanges on the housing ends. Many People Consider 1970 As The Greatest Year For Producing Muscle A variant of this axle assembly was used in 19711972 Buick GSs and Skylarks, Oldsmobile Cutlasses, and some 19691972 Pontiac Grand Prixs, as well as the 19701972 Monte Carlos. You can simply clean the area around the casting pad, but a power washer and some hot soapy water can work wonders for 40 years of grime. Synthetic fluid in these gearboxes, while not harmful, is probably an economic waste. Trucks have a smaller inner pinion shaft (1.438 inches versus 1.675 inches) and bearing, and the pinion rides lower on the ring gear. 1972-1979 AMC 232, 258 I6 and all 304, 360 and 401 V8 engines can also be used with this transmission but must be equipped with a bellhousing, release arm, release bearing, and clutch disc from a 1980-1986 6-cylinder CJ. Position five encodes the specific model and trim level of the vehicle. GM's VIN format is as follows: GM used a lettered system of automobile platform codes for three decades. When sticky traction bars and/or sticky tires were installed, owners found that 400 hp can quickly turn the 7.5 into shrapnel. This page was last edited on 6 April 2022, at 20:18. Serial numbers: 3A 1/2 ton, 3B 1/2 ton longbed, 3E 3/4 ton, 3G 1 ton, etc. The types are 2-, 3-, and 4-Series. There is a mistake for 2012. Do not put specific Vehicle Identification Codes on this page. Gears of all sizes, limited-slip or Posi-Traction, lockers, and spools are offered. You can build these for performance, but if you use sticky tires, the superior traction and consequent strain from the grip will kill it quickly on the drag strip. Even though it has been used in every major GM rear-wheel-drive platform, the 10-bolt has a bad reputation for being a low-performance unit. Chevy Muscle Car Tech Tips, Guides, Articles & How-To. It is also referred to as the CH-465 or CH465 by factory literature. The covers are often 11 inches round with a bulge on the drivers side for the ring gear or a 105/8-inch irregular shape with the same bulge. It remained in the 1/2-ton trucks until 1999, when the 8.6 replaced it, using the same basic design. There is no known mechanical superiorities to either earlier or later versions. WebPopular Replacement Steering Wheels Part Numbers B&I AW1166L009-DZB - Premium Design Black Leather Steering Wheel with Factory Match Grip B&I AW1196L002-DCF - Premium Design Black Leather Steering Wheel with Black Carbon on It has a very good set of road manners contrasted by its enormous off-road brawn. The truck 12-bolt axles are much more affordable than the car units because they are more plentiful but these units have fewer splines so they are not as strong as the axle in the car assemblies. 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. Its last application was on the 1990 Oldsmobile 307 V8 engine, which was last used in the Cadillac Brougham and full size station wagons made by Chevrolet, Pontiac, Oldsmobile, and Buick The bore must be opened up to 5.000 and the retainer turned down to 4.995 as precision slip-fit. We can perform this service with a very quick turnaround, or you may have it done by a good machine shop local to you. From 1972-on, General Motors installed its 10-bolt in cars and it remained an option for trucks until 1987. Many choose to do a full rebuild during the adaptation process, and our instruction guides feature all the details, diagrams, pics and tricks required to do professional level work. Filed Under: Chevy Tech Tips, Differentials, Rebuilding, CHEVY DIFFERENTIALS: HOW TO REBUILD THE 10- AND 12-BOLT, How to Rebuild Your GM Turbo 400 Transmission: Tools and Equipment, How to Prepare Your Chevelle for Paintwork, The Complete Cylinder Head Guide for Chevy Small Block Engines, The Ultimate Chevy Big-Block Parts Resource, How to Build Chevy Big-Blocks: Ignition System Guide, How to Rebuild Your Big-Block Chevrolet Engine Step-by-Step: Startup Guide, How to Build a Chevy Dirt Late Model Engine for Circle Track Racing, How to Match Cams and Cylinder Heads in Small-Block Chevys, How to Properly Disassemble a Rochester Quadrajet Carburetor. The first two letters indicate the gear-ratio code, the third letter notes the build plant, and three numbers designate the build day from 001 to 365. This is the Moser Engineering 12-bolt axle assembly. Also, these surfaces run cooler because of their sheer size. It's a win-win-win. 2010 A The 465 may also be made to be compatible with AMC bellhousings. These are two pinion gears for the 8.5-inch 10-bolt. WebOur Commitment to Anti-Discrimination. The 4wd version of this mainshaft (or "output shaft") has a 10-spline output with a 2-5/8" stickout and an accompanying 4wd adapter housing. This page was last edited on 7 October 2022, at 22:58. . DePaul University does not discriminate on the basis of race, color, ethnicity, religion, sex, gender, gender identity, sexual orientation, national origin, age, marital status, pregnancy, parental status, family relationship status, physical or mental disability, military status, genetic information or other status protected In the world of dirt track racing, some classes require a GM 7.5-inch 10-bolt and because there is no traction on dirt, this rear works very well. buying and selling classic and collector vehicles. Though today's GM platforms use Greek characters, they are still encoded with Latin characters in the fourth position. To remove the C-clip, you push the axle in to allow room to snag the C-clip with a pick. For a video version of this article,click here. Decode VIN number information on the following makes and models:GMC Acadia, GMC Canyon, GMC Envoy, GMC Envoy XL, GMC Envoy XUV, GMC Jimmy, GMC R/V 3500 Series, GMC Rally Wagon, GMC S-15, GMC S-15 Jimmy, GMC This design was used in all GM rear-drive cars from 1964 through 1972. This also coincided with the release of the 1967 NHTSA Microsoft pleaded for its deal on the day of the Phase 2 decision last month, but now the gloves are well and truly off. 1995-99 Buick Riviera & Oldsmobile Aurora, SC1 (automatic transmission), SL (manual transmission), SC2 (manual transmission), SW1 (manual transmission), SL1 (manual transmission), SC2 (automatic transmission), SW1 (automatic transmission LHD), SL1 (automatic transmission), SW2 (manual transmission), SL2 (manual transmission), SW2 (automatic transmission 1992-1999), SL2 (automatic transmission), SC1 (manual transmission 3 Dr), SW2 (automatic transmission 2000-2001), Four-Door Station Wagon/Two-Door Hatchback, 1 plus driver and passenger front airbags, Seatbelts only - before introduction of standard airbags, III-L33 Vortec 5300 310hp Alum Block Alum Heads HO, Gas/E85 Flex Fuel with Active Fuel Management, III-LM4 Vortec 5300 290hp Alum Block Alum Heads. simplified, most accurate VIN information (plus auto-related products and services) we prepare you for your VIN visit or transaction. ClassicCars.com's first-class Customer Support team with a Stevie Bronze Award in 2019, celebrating the team's skills as exemplary customer support specialists. In the event of a recall, the manufacturer will contact you. In response, we have issued some transportation-related measures and guidance. The four bolts that hold the drum back plate on also retain the flange. However, only certain gear sets are offered for the carriers, especially if you change gear ratios. The rear covers shape and the number of bolts are identifying features for GM rear differentials. Be sure the mesh is correct and that the installed parts are correct so you dont destroy components. It continued it's second iteration, the LG8 3.1 in 2000 (VIN code "J"), which finally ceased production in the 2005 model year W-Body version of the Century. This reduces the load on the pinion, resulting in less parasitic loss from the friction and load. Each Year has different break down for each code, a complete list would be a subject of its own. If you move, be sure to update your address. This transmission is 12 " long and features a cast iron top cover that is retained by eight bolts. We have another 20 years worth of letters The two lugs on the lower case at the 5 and 7 oclock positions are also identifying features. The key to identifying the 8.2 is the shape of the housing and the spacing between the lower bolts on the cover. GM trucks from 1961 through 1967 used a two-bar trailing arm mount, while the 1968-up trucks used leaf springs. The last years of SM465 featured a direct-drive (4th gear) switch to signal a lean or cruise mode operation to the GM Engine Control Module (ECM). The outer cover matches; 10 bolts hold the cover onto the housing. Chevy 10- and 12-bolt axle assemblies have been standard equipment on GM passenger cars, muscle cars, and trucks for decades. To remove the axle shafts, you need to remove the four bolts. There are three principal versions of the SM465, each based on the era and configuration of the transmission. A manufacturer that builds fewer than 1000 vehicles per year uses a 9 as the third digit and the 12th, 13th and 14th position of the VIN for a second part of the identification. The Body type is specified as character six of the American GM VIN for passenger cars. The placement of the casting numbers on an 8.2-inch 10-bolt varies by year and model. The following table outlines the various engines encoded there: 2010 Chevy Malibu engine code B, 2.4L And like the 7.5 axle, it has a fair amount of aftermarket support but the ring gear is too small and therefore it cannot handle much torque. The 465 is synchronized in the 2nd through 4th gears, however 1st gear and reverse are not synchronized as one typically only engages these gears from a stop. This is a service that we provide affordably and in quick turnaround. Note the thicker head on the bottom axle where the C-clip rides. Therefore, the specified pinion and ring gears must be used together. The SM465 was made by General Motors from 1968 to 1991. In 2016 The Journal, brought to you by ClassicCars.com, was celebrated as the SECOND MOST INFLUENTIAL automotive blog in the world by NFC Performance. You can copy and paste this link to share: https://www.chevydiy.com/history-and-identification-of-chevy-10-and-12-bolt-chevy-differentials/. . Instead of using a C-clip to hold the axle in the housing, these axle assemblies use bolt-in axles, much like an 8.2 BOP rearend. For information on COVID-19 updates, please visit Canada.ca/coronavirus. The casting numbers for the 12-bolt housings are typically found on the upper rear of the drivers side of the center section. The first generation of the GTO is credited as popularizing the muscle car market segment in the 1960s. However, the 8.5- and 8.6-inch 10-bolts are extremely stout and effective rear differentials that can transmit up to 1,000 hp to the rear wheels. According to one source the limo engine is a 5.7L. WebMatador Red 1970 Oldsmobile Cutlass Supreme for sale located in Alsip, Illinois - $24,900 (ClassicCars.com ID CC-1670126). The 10-bolt can handle just about anything you throw at it, as long as you use the right axle, either the 8.5- or 8.6-inch. 20022 1960-72 Chevy Truck Information. Combined with the small outer bearing races, the 8.2 is limited to 28-spline axles. It is the tenth digit that gives you the model year for GM. A Yukon aftermarket clutch-type limited-slip differential is on the left; the GM Posi-Traction differential from a 1971 Buick Gran Sport 8.5 10-bolt is on the right. The pinion nut should measure 11/8 inches, as long as it is the OEM pinion nut. These are highly sought after, and as such, are hard to find. For example (my examples only apply to 2001-2015 gm vehicles) The Society of Automotive Engineers (SAE) in the US assigns WMIs to countries and manufacturers. Identify used cars with undisclosed issues. Thanks for reading. The aftermarket fully supports the 8.5. General Motors has been using this axle assembly in cars for 16 years and in 1/2-ton trucks for 30 years. When you decode these numbers you can conclusively identify your axle. This ring-and-pinion gear has suffered catastrophic failure. Incidentally, this later version of the SM465 was available under GM #12345577. The early truck 12-bolts had large axle splines with only 12 splines. The next digit is the day it was built, and the last digit is the year it was built. These numbers are approximately 3 inches from the center section. The round 10-bolt cover with a bulge for the ring gear identifies this axle assembly as an 8.5-inch 10-bolt. Read more As the reader will conclude, the Chevrolet and General Motors SM465 will marry directly to a GM style bellhousing. The code is 1GT which indicates Ft Wayne, IN. If you need to join this transmission to a GM bellhousing with the 4-11/16 bore, it can be done. The numbers and letters that make up the Vehicle Identification Numbers are not random. It originally referred to any wheeled horse-drawn vehicle, such as a cart, carriage, or wagon. We have nothing against the VIN. When too much torque or traction is fed through the axle, it will eventually break the axle. The 12-bolt carriers also use the same series-specific system as do the 10-bolts; each carrier only works with certain gear sizes. You need to machine the housing to accept a 12-bolt carrier, which also requires custom axles. You can ensure buying the right vehicle when buying a used car by using the vehicle identification number to check the history of your automobile. Camaros, Novas, and 1968 and later trucks used leaf springs like these. The distance between the lower cover bolt and either adjacent bolt is 33/4 inches. Youre responsible to get a product that you own repaired if it is recalled. That is the great caveat; there are four sizes of 10-bolt GM rear ends: 7.5/7.625-, 8.2-, 8.5-, and 8.6-inch. NOTE: These settings will only apply to the browser and device you are currently using. The most common modification done to these small-block Olds castings is to install the 2.000-inch-diameter intake and 1.625-inch- exhaust valves from the big-block. The large bushings at the top of the differential housing connect to the triangulated four-bar trailing arm system that the Buick used. This engine made it's first appearance on the A-Body sisters Buick Century and Oldsmobile's Cutlass Ciera "S", the 1994 L-Body Chevrolet Beretta/Corsica, and it's N The nickname Tri Five is used to represent a specific set of classic Chevrolet vehicles, namely the iconic 1955, '56, and '57 Chevrolet cars.This includes the well-known One-Fifty, Two-Ten, Bel Air, and Nomad models, as well as lesser-known sub-models Missing Entry: Corvette Z06, vin code S 5.7L LS6 2001-2204 and vin code E 7.0L LS7 2005-2010 and later. The most common modification done to these small-block Olds castings is to install the 2.000-inch-diameter intake and 1.625-inch- exhaust valves from the big-block. The case has a similar pair of lugs at the base of the center of the housing, which are located at 5 and 7 oclock. 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