Gm Rear End Identification

5" ring gear. Also, I had a new replacement rubber gasket for the cover plate, sitting on the truck seat, just in case I found a problem with the old one. 5" 10 bolt rearend for my '68 Camaro. RANDYS carries GM differentials from the small 6. 5 10-bolt axles. This page is about GM 12 Bolt Rear End Identification Chart,contains I have a 77 chevy pickup c/10, and i was wondering what the stock rear end gear ratio should be ,10-Bolt Chevy Identification Guide. We also have drilled axles and chrome plating available. Factory Carriers. We specialize in Jeeps, Chevy muscle cars, Mustangs, GM, Ford and Dodge trucks. 5" axle assembly with an 8. Thank you for your time and answer(s). 5 Ring Gear. GM Differential Identification & Specs. this conversion kit allows the installation of any 3" diameter rear end, including gm 10 bolt, gm 12 bolt, f-body 7. This is because the wheel hub on a full-float 14 bolt axle will stick out beyond the wheel mounting surface anywhere from (roughly) 2 to 4 inches. GM rearend carrier breaks. 5-inch 10-bolt for a second generation Camaro. All of these axles take different parts so we need to properly identify the axle you have to get you the right part. 1969 models built after approximately August of 1969 use 1970 coded differentials. A lower axle ratio offers more fuel efficiency and quieter vehicle operation but will have slower acceleration and lower trailer weight ratings. Both of these are semi-floating axles. It was introduced on an updated F-body platform, but retained the same characteristic since the first-generation's introduction back in 1967; 2-doors, 2+2 seating, coupé (with optional T-top roof) or convertible bodystyles, rear-wheel. Buy Classic Chevy Differential Assemblies and Components in our huge selection of parts. The codes are provided by a tag labelled "Service Parts Identification" that's usually located inside the drivers door panel or glove box. Some pictures to help. The numbers are cast 14055251, GM33. 1974 A and G Body Rear Axle ID : This chart applies to most GM 8. Third member 355 posi rebuilt. Chevelles, Monte Carlos, El Caminos, Laguna, 442, Cutlass, Malibu, GTO, LeMans, Century, Regal, Grand Am, Grand Prix, Sprint, Gran Sport, Can Am, Hurst-olds, and other 73-77 A-bodies. 14 bolt, 12 inch wide is 9. GM 10 Bolt 7. It is the gear under your seat that counts. YGLGM14T-30. Identify a GM 10 Bolt Front Axle: Type: Iron beam 4x4 Front Drive Axle. Dana Differential Axle Codes · Dana Differential ID Chart & Profiles · Differential ID Locations, manuals and parts. 6 inch differential on. All our 2007 Chevrolet Silverado 2500 HD Rear Axle Assembly inventory come with a 1-year warranty, FREE shipping and 30-day money back guarantee. the 370 numbers are like late 60s numbers and the 8 is the size of the main gear like 8 then there are 8. There are several ways to tell what the type/size/application of a rearend. I think the bearing in the picture above is #4 on the diagram. How To Box-In a Differential / Solid Axle Rear-End Housing; How To Decode Ford Part Numbers; How To Install a Limited Slip/Posi Unit in a GM 10 Bolt 8. It first appeared in 1970 production cars as a corporate replacement for the 8. 55 f f gto reg brakes 1964 3. BY3 G242 2. GM 10-bolt Identification Guide. 5" unit, you may find it necessary to get a different (shorter) driveshaft or have yours shortened. Locating your GM rear end codes and finding what your ratio is. I've shipped them all over the world. 42's and TH-350's. The dana 60 was one of them, this axle has its original metal ID tag held in place by the diff cover bolts (its hard to see in photo) (ALL Dana built axles come with a ID tag telling what its axle ratio is but over time the tags can rot off, get lost ect. The code stamped into your rear end may or may not be correct now as someone might have changed the gear ratio somewhere along the line. 625 inch ring gear, 28 spline axle PN 26010268 (drum brakes) PN 26028692 (disk brakes). wilwood, wildwood, willwood, bill wood, disc brakes, disk brakes, big brakes, bbk, brake conversion kit, bolt-on brake kits, calipers, carbon ceramic rotors, brake. 6" performance parts and accessories for your GM 10 Bolt 8. 5 from like the early eightys might be a nova or a camaro unleess it is a pumkin :anim_44:. The 1970 rear end differs from the 1971-1981 rear end. 5-inch 10-bolt rearend was used in cars and trucks over a wide range of years. But, if you don't know what version 12-bolt you're looking at, luck means nothing. Learn More. 5-inch is a semi-float axle, meaning it has only one axle bearing per side, mounted inside the axle tube. If you're replacing a 7. 2019 Chevrolet Silverado 2500 HD V8-6. 26 1963-72 Chevy, GMC C10 Truck Frame C Notch Kit, Heavy Duty Bolt in Type. View photos, details, and other Flatbed Trucks for sale on MyLittleSalesman. You can see the new CV axle and where it plugs into the front differential. Most 4-bars will use an axle with a 2 1/4″ perch boss. Dimensions: PML cover is about 3. GM 17 spline rear axle shaft 1958 – 1964 Chevy Passenger cars & wagons w/o factory Positraction, Belair, Biscayne, Impala. 750, plus 0. 5" rear end" or a "14-Bolt full floater" or a "1980 Chevy K30 1 ton 4x4 " or whatever else you have to say to them to get one - but, in my experience (NAPA, Car Quest, Canadian Tire, and a couple of local. 1958-1970 Chevy Rear Differential code Identification. Traditional BOM’s are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. We are everyday enthusiasts just like you. G50 : SPRING REAR, HEAVY DUTY, VAR 1. It was introduced on an updated F-body platform, but retained the same characteristic since the first-generation's introduction back in 1967; 2-doors, 2+2 seating, coupé (with optional T-top roof) or convertible bodystyles, rear-wheel. QuikFact: The corporate GM terms "10-bolt" and "12-bolt" actually refer to the number of bolts used to fasten the ring gear to the carrier flange, but it also corresponds to the number of bolts fastening the rear inspection plate, which permits easy identification. aam 860 series gm 8. GM 17 spline rear axle shaft 1958 – 1964 Chevy Passenger cars & wagons w/o factory Positraction, Belair, Biscayne, Impala. 4X4s & Trucks. I no longer own the car but I'm now trying to ID what the rear end is that I took out such as year and ratio. Average repair cost is $1,900 at 38,000 miles. Having a visual reference is probably the easiest way. 50 Rear; AMC-20 Rear; Chrysler 7. 5" 10 bolt rearend for my '68 Camaro. 23 k k gto reg brakes 1964 3. You can always come back for Gm Rear End Identification Codes because we update all the latest coupons and special deals weekly. GM Vehicles come with a RPO code tag, usually located in the vehicles glovebox or door jamb. Here is a close up of a 14 bolt gm rear end. Note: Most 1969 C3 Differentials were manufactured at Warren and are suffixed 'W'. If you take a few moments to study the gear chart for your transmission and rear end ratio combination you will se why this product is so popular. Traditional BOM’s are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. 2 Series - 2. Truck, Each Part Number: YGA-26035. This item is ready to go. 6" rear axle / 10 bolt multi link. The differential cross pin is ~0. The gears and carriers are different but the pinion yokes are interchangeable. Build The Perfect Axle Choose your axle to start building: Build Your Dana 60. ) This article needs further development. 5" or ford 9". There was simultaneous use of the 8. We use factory forged steel axles for 1928-64 Ford, Chevrolet, Dodge and other brands. By 1965 GM replaced the 9. GM Volt Forum Since 2007 A forum community dedicated to Chevy Volt electric car owners and enthusiasts. 5", as found in the Chevy Vega, up to the larger GM 11. The 10-bolt differential fits all passenger cars. GM Differential Identification & Specs. 1967-1969 Camaro VIN Interpretation; 12ebbYPxxxxxx e. General Motors has been offering an automatic locking rear differential in its Chevy and GMC trucks for more than 40 years. Order the part with stock number in hand. GM 10 Bolt Front Axle Useage:. Chevy Rear Differentials for Sale. From 1971 through 1975 all of the rear axles were equipped with the weaker 6. Danchuk has the largest selection of quality 55, 56, 57 parts for your classic Chevy. Any item that has been installed even partially installed will not receive credit. speedwaymotors. Bearing shoulder-to. Spaxtix try googling 2002 gm rear axle bolt pattern. The crossbar houses the load bolts that apply pressure to the bearing caps. Rear Axle Assembly Codes The rear axle ratio may be determined by finding the two- or three-letter serial number prefix in the following table. Measuring two different 10-bolt rear ends, I found the following: Rear end #1 not in car. How can I Identify my GMC or Chevrolet rear end gear ratio? Well. The easiest way to identify the 8. It is the gear under your seat that counts. Here is a pic of the right front axle from underneath. The numbers on the diff. While most people know it as the GM 11 ½-inch rear end, the American Axle & Manufacturing 11. Mopar Rear Axle. The particular engine RPO code is listed in parentheses as found on build sheets. aam 800 series gm 8. AXLE RATIO IDENTIFICATION NOTE: See AXLE RATIO IDENTIFICATION article. '85-'87 SS's had 7. 375" Ring Gear Bolt Count=8 Pinion Spline=27 Cover Bolt Count=9 3. According to the Dana/Spicer Corporations' "Roadranger" Illustrated Parts List, there are two identification tags, one located on the driver's side differential carrier and one on the passenger side of the axle housing. This is not a p case. 440 and Street Hemi cars with a 4-speed should have the 9-3/4 axle, which was manufactured by Dana and is known as a Dana 60. 55 rear end center section is an original used two-pinion type with cast arma-steel housing. 625 Inch Ring Gear Rear Differential Cover: 1998-2008: Chevrolet: Express 1500 Van: Chevrolet Express 1500 Van Rear Differential Cover: 2009-2010: Chevrolet: Express 1500 Van: Chevrolet Express 1500 Van without Active Brake Control Rear Differential Cover: 1998: Chevrolet: K1500 Truck. If you take a few moments to study the gear chart for your transmission and rear end ratio combination you will see why this product is so popular. com is owned and operated by New Auto Parts, Inc. 2016 - 2020 Chevy Camaro Differential Mount Bushing Kits BK059 - Differential Bushing Kit, Aluminum - Reduce wheelhop, and enhance the rear stability of your 2016 and newer Chevy Camaro by decreasing differential movement with billet aluminum differential bushings from BMR Suspension. Having a visual reference is probably the easiest way. Fill differential with 80W or 80W-90 GL-5 gear lubricant to edge of filler hole. 625 10 bolt, but I can not for the life of me find out what it came out of. 55:1 Positraction 4-Speed CD 3. GM Differential Identification & Specs. 75: 1965-1967: Chevy II/Nova: 58. Please note that the car and truck 12 bolt pinion yokes are the same. Chevy 12 Bolt Truck Rear End Girdle - Original Made from 356-T6 cast aluminum, these girdles incorporate a reinforced crossbar. this can be done by the General Motors "Regular Production Option" codes, also called RPO Codes. 625 10 bolt, but I can not for the life of me find out what it came out of. GM Differential Identification & Specs. We have inspected the ring and pinion so as to ensure minimal ware and tare on the differentials that we sell. The differential gear experts at Ring and Pinion Service are also a great resource and would be happy to recommend and install the ideal ratio for your needs. Everyone hates leaks in their classic. The reliability of the axle tube and bearing are really the only problem spots you are likely to encounter with the 8. 8" 14 Bolt Rear Axle. 5" 14-Bolt Rear Axle. Then put it all on a pallet with the rear end running from corner to corner and put some lag bolts throuogh the bottom of the pallet into the blocks of wood. Chevy Express AWD 2004, CV Axle Shaft by iD Select®. Chevrolet Chevy II - Nova Online resources for the 62 - 79 Chevy II - Nova. 33 and up: Pinion Diameter: 1. 00 or Best Cash Offer. I will be running a set of C5 wheels so ideally I would like to get a 8. These resources are meant to help identify vehicles and their options, aid in restorations and help educate new enthusiasts about their vehicles. GM offered 2 axle options for its 3/4 tons during the 67-72 body style. 57 LU, IC, MR, MO=5. The guy that I got it from claims that it is a 1965 12 bolt rear axle assembly with new 3:08 gears. Description: Fits: 2001-2019 GM/Duramax AAM 11. The serial code is stamped on the front right side of the differential housing. Medium-Duty (II) Single-axle trailers up to 18 ft. - MUST CALL IN FOR AVAILABILITY. GM / Chevy - Differential Identification. Now if they changed the axle ratio from 4. 375 x 2 = 60. We will do custom axle drops and can narrow axle during the drop. G33 : REAR SPRING, LEFT SIDE. There are 18 choices for the 2001 Chevrolet S10 Pickup Rear Axle Assembly !!! Choose Your Option. Chevelles, Monte Carlos, El Caminos, Laguna, 442, Cutlass, Malibu, GTO, LeMans, Century, Regal, Grand Am, Grand Prix, Sprint, Gran Sport, Can Am, Hurst-olds, and other 73-77 A-bodies. 1955 to 1964 GM rear end differential with 3:36 gears. GM differential identification is easy, the diff can be accurately identified by the bottom line of the tag number or axle tube stamp, this also applies to Dodge rear end identification and most other makes of truck. 1982 to 1984: 7. I purchased the truck and now in the process of trying to determine "what I As for what rear axle had welded on brackets as you described; none of them. 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. corvettecentral. Printable version. You can spot a full-float rear axle by looking at the wheels; Full float axles have a tell-tale “axle end” that sticks out from the wheel surface. 55 n n gto hd metallic brakes. Chevrolet and General Motors pickup truck Vehicle Identification Numbers (VINs) equipment codes. 5 AAM Differential Parts for Drivetrain Repair. Most GM trucks from 1961 through 1972 used a rear suspension consisting of two trailing-arms with coil springs. 150: 9134: Olds/Pont Ball Bearing. You should be able to measure the ring gear inside to be certain. 3 with a Spicer design using an 8. 625 inch ring gear, 28 spline axle PN 26010268 (drum brakes) PN 26028692 (disk brakes). We have inspected the ring and pinion so as to ensure minimal ware and tare on the differentials that we sell. Applications this fits are shown below. Traditional BOM’s are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. Stamped on the front top of the passenger side axle tube is THB W166 1 E. Buyer is responsible for verifying compatibility with their vehicle. I think the bearing in the picture above is #4 on the diagram. 08, Optional axle ratios include 3. As for all the local and big chain parts stores - they will all gladly sell you a "strap kit" for a "1-ton GM rear axle" or "GM 10. 56:1 Positraction 4-Speed CJ 3. GM Differential Identification & Specs. The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. Asking $10. Our site is all about Chevy Trucks, from the classics to today. 08 rear end. East Coast Gear Supply offers wholesale discount prices on GM 10 Bolt 8. All Chevrolet rear ends can be identified by comparing the gasket shape to an identification chart similar to the one found on Drivetrain's differential According to Nasty Z28, the GM/Chevrolet 12-bolt rear end was manufactured from 1965 through 1971. 02-06 Chevy Truck,Suv Front Differential with all wheel drive only !! Gear Ratio 3. Mopar Rear Axle. These decals were on the front face of the rear brake drum. We will do custom axle drops and can narrow axle during the drop. 11Posi LW, MC, MW, MY=4. Would an axle like this be original on a 74 Chevy K10, or might it have been a swap? On the front driver side, it looks like theres a "GM 55" stamped into the axle. Volume: about 0. If you have a different number, your case is not originally from a 1960 Chevrolet. 438 <<<<< AFTERMARKET 8. The 1962-63 serial numbers are located on the front, right side of the differential carrier. 11:1 Positraction 4-Speed CF 4. I have GM rear end in my '51 Merc that I need to ID to be able to buy parts…specifically a u-joint at the moment. 75 (9 Bolt Borg-Warner) Description: Ring Gear Diameter=7. 5 differential parts you need from Allstate Gear. 36:1 Positraction Manual Transmission or Powerglide CC 3. 750" Pinion shaft Diameter=1. Gearing is what you are buying when you purchase a Gear Vendors Under/Overdrive. 12-Bolt Identification. Ithink it may be from a 55 to 59 chev. 5" is the ring gear diameter and the the cover on the rear of the housing has 14 bolts = GM corporate 14 bolt rear end which is a semi float design however it is one tough rear axle. Could this be from. Any item that has been installed even partially installed will not receive credit. These units are factory set up with correct shims, torque specifications using correct parts including bearings, races and seals plus crush collar, better that rebuilt units. Gerards stimulating gm casting numbers and humanlike gm casting numbers rear end with gm casting numbers block of 1968 von jagow and. You can spot a full-float rear axle by looking at the wheels; Full float axles have a tell-tale “axle end” that sticks out from the wheel surface. Factory Carriers. Build Your GM 14 Bolt. Yukon Gear & Axle YDGGM12T-4-30-1 - Yukon Gear & Axle Dura Grip Positraction Carriers Differential Carrier, Dura Grip Positraction, Traction-Lok, 30-spline, Rear, GM 8. 2-inch 10-bolt rearend. See: How to improve articles. 10 rear axle dropped. After that, GM instituted the "Corporate" rear. com Gear ratio info from gnttype. 150: 9134: Olds/Pont Ball Bearing. Chevrolet Corvette Online resources for the 53 - 82 Chevrolet Corvette. Using the charts below, you will be able to learn alot about the rear differential in your classic full size Chevy. CASE - rear end/open, non posi, casting #3725899/reconditioned : CALL : A7271: 57E "NO X OR P" CASE - rear end, posi GM casting #3743833 / CALL FOR DATES AVAILABLE - USED ONLY IN DECEMBER 1956: 1095. The 2007 Chevrolet Silverado has 23 problems reported for rear end clunking. 6 inch differential on. GM 3725899 Housing Specifications Identifiers. 4x2 7-5/8" ring gear sport chassis package (opt ZQ8) 3. 08:1 Positraction 4-Speed CX 3. On the sidebar to your right, you … Continue reading →. Note the thicker head on the bottom axle where the C-clip rides. This item is ready to go. This code will tell you the ratio, whether it is posi or not, any special notes and what plant it was made at. Select your rear end housing in either a bare or powdercoated finish and add it to your cart. 2016 - 2020 Chevy Camaro Differential Mount Bushing Kits BK059 - Differential Bushing Kit, Aluminum - Reduce wheelhop, and enhance the rear stability of your 2016 and newer Chevy Camaro by decreasing differential movement with billet aluminum differential bushings from BMR Suspension. The list below is a partial list of typical GM RPO Codes, specifically the codes pertaining to Axle Identification, Differential Type and Gear Ratio. GM offered 2 axle options for its 3/4 tons during the 67-72 body style. 57 Dual Wheels HY=4. View photos, details, and other Flatbed Trucks for sale on MyLittleSalesman. We make it easy to verify your exact rear end by providing specs and year, make, and model applications for each differential listed. Sometimes referred to as the GM 10-bolt. GM Tri five 17 spline rear axle shaft 1955, 1956 Chevy passenger cars & wagons; 1956 Corvette. 08 times then you have a 3. 67-72 Chevy model Identification. 2" and 12-bolt rearends. 08 ratio (opt GU4) 4x2 7-5/8" ring gear sport chassis package (opt ZQ8) 3. 5" rear end parts for 1-ton trucks. Axle & Axle Packages. The 115 aam rear differential replaced the 14 bolt in many of the general motors heavy duty light trucks in 2001 models however the 14 bolt. 87: Shop/Dealer Price $184. 73Posi HD=4. The best oil we have ever tested is Royal Purple. 5 inch 14 bolt rear axle shafts, bearings, yokes, seals, pinion flange, ring and pinion gear sets, internal gears, differential carriers and related parts for Chevy and GMC 2500, 3500 Series two wheel drive and 4x4 trucks. 50 (new style)/11. 1967-1969 Camaro VIN Interpretation; 12ebbYPxxxxxx e. The HydraMatic 350 transmission was prevalent in nearly all GM, rear-wheel-drive cars and trucks through 1984. Chevrolet C1500 Truck 8. Shop classic car and truck restoration parts at Classic Chevy. How to identify your XJ or MJ Jeep's factory axle & what's in it! This page contains Cherokee, Wagoneer, and Comanche Axle ID Numbers as well as drawings and pictures (where possible) of the axle housings to help you identify which axle / differential came on your Jeep. Transmission The T-90 3 speed was the standard transmission for the CJ-5 for many years. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. Learn how to quickly identify the three different variations of the GM 14 Bolt differential - the 9. 73 ratio (opt GT4). Cast number on the other side is GM 60. 0" rear axle / 10 bolt. the 2500 hd and the 3500 both use 14 bolt corp axles some 2500hd trucks use a semi floater if the if they both have the full floater axle they are the same rear end and really is a waste of time to swap unless one has a lower gear the pic is a full floater if your truck has one of these they are the toughest rear end gm ever made and is no point in changing it. We have inspected the ring and pinion so as to ensure minimal ware and tare on the differentials that we sell. RANDYS carries GM differentials from the small 6. BY3 G242 2. 5" axle came in '70-'71 E-bodies and '71 B-bodies. aam 860 series gm 8. 6L Turbo Diesel: Service type Differential / Gear Oil - Rear Replacement: Estimate $153. 10 bolt rear end and replaced it with a 12 bolt. Here is a close up of a 14 bolt gm rear end. 3 Series - 3. Build The Perfect Axle Choose your axle to start building: Build Your Dana 60. GM option codes RPO Codes- 0 through 4 RPO Codes- 5 through 9 RPO Codes- A through F RPO Codes- G through M RPO Codes- N through S RPO Codes- T through Z : RPOcodes. GM/CHEVROLET FINAL DRIVE RATIOS. 1's having an 11. aam 218mm gm. The correct spring part number is provided for each axle. Sometimes referred to as the GM 10-bolt. Fortunately, you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. At first blush, the differential seems to be complicated. GM RPO Codes, or General Motors "Regular Production Option" codes contain lots of valuable information about your GM vehicle. Chevrolet Chevy II - Nova Online resources for the 62 - 79 Chevy II - Nova. org H-body axle codes from. When I was selling 8. We will do custom axle drops and can narrow axle during the drop. I found 10 bolt, 11 inch wide is 8. aam 800 series gm 8. was used with CJ-5 with the 304. 5" Rear - 30 Spline - 10 bolt cover with 8. AXLE IDENTIFICATION Chevrolet began the manufacture of their own design Front Drive Axles for use on 1/ 2 and 3/ 4 ton (K10 & K20) Four Wheel Drive vehicles. Currie 9-inch rearends are built to match the vehicles original equipment axle width, pinion location, suspension mounting points, and wheel bolt pattern - for. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more!. 36 e e gto reg brakes 1964 3. I believe the bearing inside here is the one that is making the noise. 75: 1965-1967: Chevy II/Nova: 58. The Chevrolet K5 Blazer is a full-size sport-utility vehicle that was built by General Motors. Use the drop downs to find a particular year, trim or engine. 5 inch 14 bolt rear axle shafts, bearings, yokes, seals, pinion flange, ring and pinion gear sets, internal gears, differential carriers and related parts for Chevy and GMC 2500, 3500 Series two wheel drive and 4x4 trucks. Axle Identification is stamped on differential carrier along with date of manufacture. In addition, most aftermarket trees use more resistant materials than stocks. Average repair cost is $1,900 at 38,000 miles. Regardless whether it is the service part number or the engineering part number, the basic number remains the same. Axle Identification is stamped on differential carrier along with date of manufacture. 1958-1970 Chevy Rear Differential code Identification. Here is a close up of a 14 bolt gm rear end. 150: 9133 : Olds/Pont Ball Bearing: 1. I believe the bearing inside here is the one that is making the noise. has its axles retained at the brake end of the housing and all the other rears have pinion. 1963 and Beyond. Home Currie Rear Ends:: 1968-72 Chevy Chevelle, GM A-Body Rear End Housing and Axles. GM Differential Identification & Specs. I have the 10. It’s worth noting that rear axles can sometimes be positively identified by a casting number and date stamped on the differential cover or axle tube. In the 80's it was sold as a Gov-Lok for a while named Command-Traxx and is available in some Chevy trucks as G80 option. This rear end is in a 1967 Camaro and has been there for many years. 90 19670-010. 200 Million used auto parts instantly searchable. 56:1 Positraction 4-Speed CJ 3. SUPER PACKAGES. 75: 1965-1967: Chevy II/Nova: 58. A differential assembly is the center metal chunk that goes in the front of (or front and back if its a 4 wheel drive vehicle) your vehicle underneath, where you connect the axle shafts that in turn, cause the wheels of your vehicle to move forward and backwards…. However, road debris, dirt, grime, and general age can obscure these numbers. I'm having trouble with a positive ID on what axle I have. If it turns 2. In the 80's it was sold as a Gov-Lok for a while named Command-Traxx and is available in some Chevy trucks as G80 option. 23 l l gto hd metallic brakes 1964 3. See full list on diyford. Buick/Olds/Pontiac axles are typically retained with bearings. 25" IFS front end parts, to the large 11. Over the manufacturing life Of the H-body, several Gear ratios were offered in either a 6. General Motors rear end differentials are referred to by the diameter of the ring gear, i. 12-Bolt Identification. Customers in the market for a mid or full-size pickup truck are well aware of the benefits that come with a rear locking differential. 6" ring gear, Without hybrid axle option HP2, With brake option JF3 or JL7, With active brake control option JL4, ratio option GU4, With G80 posi traction, Does not include hubs, brakes, backing plates, or axle shafts. The correct spring part number is provided for each axle. 1955-1957 Chevy; 1958-1972 Chevy; 1964-1980 Chevelle; 1963-1979 Nova; 1967-1985 Camaro; 1970-1972 Monte Carlo; 1955-1987 Chevy Truck; Apparel. 70:1 … Continue reading →. 3L V8 Engine, Requires (K5L) Heavy-Duty Cooling Package) Option 2. The problem I have is what ring gear size I have to figure out. 1970-1972 ~ N3969277 Anyone having photos of rear end casting numbers with "N" or "NF" or "X" in different from those above are encouraged to email me a photo of it. If you take a few moments to study the gear chart for your transmission and rear end ratio combination you will see why this product is so popular. 07 & Numerically Lower 3. The markings look like GM 13 and a serial no 14030352,with a v or n mark underneath,on the rear end. Price is $200 or best reasonable offer. 3/8" in height and is stamped into the axle tube on the inboard, passenger side (toward passenger compartment). Be absolutely certain that you install the C-Clips on the 2 U-Joint caps that go in the pinion yoke (as shown on the right). 438 <<<<< AFTERMARKET 8. Buick/Olds/Pontiac axles are typically retained with bearings. All GM 10- and 12-bolt variants use similar ranges. 5 rear end are wrong. Hypertech speedometer calibrator for GM trucks 2006 to current. The Square Body Chevy is the third generation of Chevrolet C/K trucks. A Chevy 1/2 ton pick-up may have a Chevy 10 bolt rear axle or a 12 bolt rear axle. Aam 195mm gm 195mm rear drive module camaro. The NP205 case uses an aluminum case The identification tag of the NP20 8 is located on the rear face of the case The NP208 was available from 1981 to 1987. Drive shaft bushings, rear end pinion bearings, driveline parts and obsolete parts for classic Chevy trucks and GMC trucks from Classic Parts of America. The code stamped into your rear end may or may not be correct now as someone might have changed the gear ratio somewhere along the line. Rightfully so, because when comparing the 10 and 12-bolt units, it's definitely the more durable of Here are a few photos to help in the identification and also some measurements. These decals were on the front face of the rear brake drum. Even though it has been used in every major GM rear-wheel-drive platform, the 10-bolt has a Therefore, the specified pinion and ring gears must be used together. These tags have a wealth of information about your specific vehicle’s equipment and specifications. Fill differential with 80W or 80W-90 GL-5 gear lubricant to edge of filler hole. A Chevy 1/2 ton pick-up may have a Chevy 10 bolt rear axle or a 12 bolt rear axle. The rear axle codes are located on the passengers side front and inside the spring perch. 73, that wouldn't change the fact of the size of the rear end if its still 14 bolt. Differential Identification Charts There are several ways to identify the axle under your vehicle. 5" is the ring gear diameter and the the cover on the rear of the housing has 14 bolts = GM corporate 14 bolt rear end which is a semi float design however it is one tough rear axle. irregular cover. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more!. Years: 1956 - 1962. 76 & down / 2. Maintenance is critical to the life of locking hubs. G50 : SPRING REAR, HEAVY DUTY, VAR 1. There is an anomaly in that statement though, as leaf springs were an available option. This rear end was available in a 10 bolt version only. Recently I came across gm/id methodology for transistor sizing. 800" in diameter, and the ends of both axle shafts butt against it + a very small amount of axle float via the C-clip--maybe 0. The identification code should be stamped on the bottom or font of right axle tube either adjacent to the carrier housing or about 8" - 10" inboard from the backing plates. 010", though I'm not aware of a spec or tolerance prescribed by GM. YA WD44JKNON-K (21830) Yukon Grizzly Locker for GM 10. differential identification west coast differentials, rearend identification, 10 bolt rear end codes reading industrial wiring diagrams, what rear end ratio is in my ford do i have positraction, differential quick id chart. 1967-1969 Camaro VIN Interpretation; 12ebbYPxxxxxx e. It is the gear under your seat that counts. If you’re working on one of these robust axles, you can get all the AAM 11. G31 : SPECIAL REAR SPRING. '85-'87 442's. I was looking for a swap from a 2000+ blazer with discs and posi at a salvage yard and could not translate these codes, or could GM. 5", as found in the Chevy Vega, up to the larger Although Chevrolet has used different rear end models throughout its history, all can be visually identified. 08 ratio (opt GU4) 4x2 7-5/8" ring gear sport chassis package (opt ZQ8) 3. 8 Rear-End; How To Narrow a Ford 8. Ithink it may be from a 55 to 59 chev. If, on the other hand, the rear-end measures only 42 7/16-inches, then we have to do some additional investigating. 375 x 2 = 60. com Chevrolet Full Size and Impala Rear End/Axle Assembly Codes from from thecamaro. 5″ Rear-end; How To Install Ring and Pinion Gears in a Ford 8. Chevrolet C1500 Truck 8. 5 inch 14 bolt rear axle shafts, bearings, yokes, seals, pinion flange, ring and pinion gear sets, internal gears, differential carriers and related parts for Chevy and GMC 2500, 3500 Series two wheel drive and 4x4 trucks. 11:1 Positraction 4-Speed CF 4. Rear Axle Identification. Its says on it K96 3726889 GM 16 So its a gm rear end , Has no differential cover, on the other side it has ten nuts. 8 Inch Rearend; How To Rebuild a GM 10 Bolt Chevy 8. 10 bolt rear end and replaced it with a 12 bolt. The identification tag on the rebuilt rear end was removed from the diff cover by the salvage yard when it was rebuilt. We are everyday enthusiasts just like you. 6" ring gear and 10 Bolt rear ends, including the Grand National and 1500 ton trucks. 73Posi HD=4. All 1967 through 1972 Chevrolet 10 thruough 30 series trucks are identified by this model designation system. The NP205 case uses an aluminum case The identification tag of the NP20 8 is located on the rear face of the case The NP208 was available from 1981 to 1987. Team Chevelle Since 1998 A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Low Profile Chevy 8. com GM A-body codes from tech. Give us a call at 800-216-1632 to get started. Chevrolet or "C" type rear ends typically have C-clips retaining the axles. The Dana 44 rear axle first saw use in the 1940s and is still in use today. 6" performance parts and accessories for your GM 10 Bolt 8. Applications this fits are shown below. If you're replacing a 7. Currie 9-inch rearends are built to match the vehicles original equipment axle width, pinion location, suspension mounting points, and wheel bolt pattern - for. 1953-1967 Rear Axle Ratios & Identification Codes. The GM 5 casting on the driver side is a mold casting identification and will, of course, vary from center section to center section. Rear end started making a growling sound; also a noise started coming from front wheels when press on gas; Chevy Service center said is transfer case & front differential & that problem developed from car being driven in Auto 4WD - has worn out bearings, ring & pinion. 25" front axle / oil pan mounted ifs / 4wd and awd. Standard Rear Axle Ratio, 3. Over the manufacturing life Of the H-body, several Gear ratios were offered in either a 6. GM/CHEVROLET FINAL DRIVE RATIOS. For that I have been designing a differential amplifier as an input stage. Chevy Express AWD 2004, CV Axle Shaft by iD Select®. Ring gear has 10 bolts and pinion has 30 spline. 42 Ratio (With (LC9) Vortec 5. If it was always that easy, though, we wouldn't need to go further. Sometimes referred to as the "corporate 10-bolt", the GM 8. '83 H/O's had 7. otherwise noted. (Page 1 of 2). It's seen hard use, and high miles, and still works perfectly. I am trying to find a GM 8. GM Drag Racing Axle Bearings with O-Ring: DESCRIPTION: Dimensions: Part Number : Olds/Pont Ball Bearing: 1. In this tech tip we'll show you how to identify what type of GM differential you're using by decoding the RPO code (or option code) found on a factory placed. GM will not flash my ECM to match and now the speedometer and shift points are off. 1963 and Beyond. 25" front axle / ifs 900. Hypertech speedometer calibrator for GM trucks 2006 to current. 77 & down / 3. See full list on tech. QuikFact: The corporate GM terms "10-bolt" and "12-bolt" actually refer to the number of bolts used to fasten the ring gear to the carrier flange, but it also corresponds to the number of bolts fastening the rear inspection plate, which permits easy identification. 5 was used in a range of General Motors and Chrysler products. 42 gears #588 posi 1970 402227 casting number on center section; TM code olds axle 3. Dimensions: PML cover is about 3. Here at National Differential, we carry a huge selection of Chevy rear diffs for your truck, SUV, or van. Front Cover: Oval with 10 Bolts. Now that you found your VIN Chevrolet – Chevy number, you can start to decode your car, truck or automobile. General Motors rear end differentials are referred to by the diameter of the ring gear, i. 42 gears #588 posi 1970 402227 casting number on center section. Spaxtix try googling 2002 gm rear axle bolt pattern. The first letter identifies the chassis type and the second identifies the engine type. com GM A-body codes from tech. 50 Rear; AMC-20 Rear; Chrysler 7. General Motors: Manufacturer: General Motors: GM Group Number: 5. Chevy Express AWD 2004, CV Axle Shaft by iD Select®. Information about Differentials in GM vehicles can usually be obtained by looking at the RPO or “Regular Production Option” codes contained in the Service Parts Identification tag in the glovebox. Shop classic car and truck restoration parts at Classic Chevy. G50 : SPRING REAR, HEAVY DUTY, VAR 1. 25 Front Differential. 65" for this dimension. 5 differential parts you need from Allstate Gear. Chevrolet or “C” type rear ends typically have C-clips retaining the axles. Apparently there is some other #'s that identify what size it is and possibly what splines? Maybe he was going off the build date for the splines, but he was able to ID if it was a 2 or 4wd axle, I know that, without me giving him a measurement. YA WD44JKNON-K (21830) Yukon Grizzly Locker for GM 10. 90) AG -- 31-3200 Overdrive (4. 6" ring gear and 10 Bolt rear ends, including the Grand National and 1500 ton trucks. But once we understand its function, it becomes amazingly simple. This is because the wheel hub on a full-float 14 bolt axle will stick out beyond the wheel mounting surface anywhere from (roughly) 2 to 4 inches. The original equipment u-joint size was 1310, 1330 or GM 3R series. The Best Chevy Front Differentials Anywhere! Replacing your Chevy's front differential with a brand new part is expensive. If you’re working on one of these robust axles, you can get all the AAM 11. G33 : REAR SPRING, LEFT SIDE. Dimensions: PML cover is about 3. It also uses a 10 5/8-inch irregular-shaped cover. This item is ready to go. Here at Advance Auto Parts, we work with only top reliable Differential Pinion Seal product and part brands so you can shop with complete confidence. Shipping a Camaro rear end isn't hard. 1964-67 Chevelle rear ends were manufactured by the Chevrolet Gear and Axle Division and were the same width. G44 : AXLE REAR 3. Notes: Rear, Remanufactured. 5" rearends during the changeover period, like in the Nova. 1967-1969 Camaro VIN Interpretation; 12ebbYPxxxxxx e. Fortunately, you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. (Accurate identification using the GM RPO code assumes that the rear end has not been previously modified) The prefix is usually F, G or H when referring to Axle Identification. Identify a GM 10 Bolt Front Axle: Type: Iron beam 4x4 Front Drive Axle. You can see the new CV axle and where it plugs into the front differential. 2-inch 10-bolt has a smooth, round, lower-case area (no cast-in protrusions), with an 11-inch cover that has a diagonal protrusion at the top. Re: Chevy Differential Identification The attached pic will help you id the type. The following table contains the maximum trailer weight (towing capacity) recommended for a Chevrolet Avalanche for every model year 2009 and after. Using the charts below, you will be able to learn alot about the rear differential in your classic full size Chevy. org H-body axle codes from. Today, its prevalence has grown to include every body-on-frame, rear. 1955-58 AF -- 31-3200 All (3. If I had used a wider rear end, my wheel selection would have bee better and the CA made my wheels for about $360. Automotive Front Differential Carrier Rebuild – Re-manufacture. 2 Series - 2. Both 2″ and 2 1/4″ perch boss axles are in stock. The GM 5 casting on the driver side is a mold casting identification and will, of course, vary from center section to center section. For that I have been designing a differential amplifier as an input stage. 36 e e gto reg brakes 1964 3. The assembly code stamped on the passenger side axle tube reads FC 6K214. GM/CHEVROLET FINAL DRIVE RATIOS. The 10-bolt differential fits all passenger cars. All 1967 through 1972 Chevrolet 10 thruough 30 series trucks are identified by this model designation system. 5", as found in the Chevy Vega, up to the larger Although Chevrolet has used different rear end models throughout its history, all can be visually identified. Maintenance is critical to the life of locking hubs. I did a search in google for the cast number, a few things came up, a few chevy trucks in the 60's to 70's range. G32 : REAR SPRINGS. Any item that has been installed even partially installed will not receive credit. When it comes to your Chevrolet S10, you want parts and products from only trusted brands. 77 & down / 3. FRONT DIFFERENTIALS, SQHD SQ100 SQ100-P SSHD RT40-145 SERIES RD20-145 RD20145 RDL20-145 RDL20145 RP20-145 RP20145 RPL20-145 RPL20145 RT46-160 SERIES RD23-160 RD23160 RDL23-160 RDL23160 RP23-160 RP23160 RPL23-160 RPL23160. 1964-67 Chevelle rear ends were manufactured by the Chevrolet Gear and Axle Division and were the same width. G34 : REAR SPRING, RIGHT SIDE. A sanity check for VGS sweep is that gm/ID range covers 5 S/A to 25 S/A. This page lists online resources for the 53 - 82 Chevrolet Corvette. In General Motors’ case, the Eaton G80 automatic locking. The list below is a partial list of typical GM RPO Codes, specifically the codes pertaining to Axle Identification, Differential. 1970-1972 ~ N3969277 Anyone having photos of rear end casting numbers with "N" or "NF" or "X" in different from those above are encouraged to email me a photo of it. 10 rear axle dropped. 25" front axle / ifs 900. 5-inch rear end. GM 17 spline rear axle shaft 1958 – 1964 Chevy Passenger cars & wagons w/o factory Positraction, Belair, Biscayne, Impala. 14 ID, LV, MS, MV=5. 75: 1965-1967: Chevy II/Nova: 58. Locate the identification tags on the rear-end housing unit. 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. 03-27-08 07:26 PM - Post# 1398260 I trying to ID this rearend and what gears might be in it. gross trailer weight Weight-carrying hitch Heavy-Duty (III) Dual- or single-axle trailers, larger boats and enclosed utility trailers 3,501–5,000 lbs. 625" Torsen Posi Differential Carrier 28 Spline Used. 73's and 200-4R's. This page is about GM 12 Bolt Rear End Identification Chart,contains I have a 77 chevy pickup c/10, and i was wondering what the stock rear end gear ratio should be ,10-Bolt Chevy Identification Guide. If your rear end is dripping and messing up your garage floor this seal just might cure the problem. Go to: GM. I purchased the truck and now in the process of trying to determine "what I As for what rear axle had welded on brackets as you described; none of them. irregular cover. 9" axle came in '66-'70 B-bodies, the 56. The best part is, our Chevrolet S10 Differential Pinion Seal products start from as little as $6. There's two numbers on it,,, 3725899 and 0712. Below are 47 working coupons for Gm Rear End Identification Codes from reliable websites that we have updated for users to get maximum savings. The numbers on the diff. Chevy 12 Bolt Truck Rear End Girdle - Original Made from 356-T6 cast aluminum, these girdles incorporate a reinforced crossbar. aam 218mm gm. Also, I had a new replacement rubber gasket for the cover plate, sitting on the truck seat, just in case I found a problem with the old one. The model number and date are self explanatory. 5-inch is often referred to as the "GM corporate 10-bolt" because of its multiple uses, and the 8. Identify your GMC or Chevrolet rear end gear ratio by the RPO Codes, usually located on the placard labeled "Service Parts Identification" If all the results of Gm Rear Axle Codes Identification are not working with me, what should I do? Almost your searching will be available on CouponXoo in general. We Just Discovered These Ultra-Rare Cases in Our Warehouse! This is for One Used Chevy Chevrolet and Corvette Empty Rear Axle Housing, (Empty Case with Caps), (GM Casting Number 3707306, GM Group Number 5. 2019 Chevrolet Silverado 2500 HD V8-6. 55", which is very close to what GM publishes as 61. The T-14 replaced the T-90 and later the beefy T-15. Rear Axle Identification. Big Thanks to: * www. The following table contains the maximum trailer weight (towing capacity) recommended for a Chevrolet Avalanche for every model year 2009 and after. Description: Fits: 2001-2019 GM/Duramax AAM 11. gas, extending the plunger. The cross bar is machined down for additional clearance. If the housing measures 45 3/8-inch between the centerlines of the leaf spring perches, then this is a GM corporate 8. Fortunately, you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. Know What You're Looking At,GM 12-Bolt Rearend Guide. GM RPO Codes, or General Motors “Regular Production Option” codes contain lots of valuable information about your GM vehicle.