I've had the car for 22 years-weekender so very few miles/yrs on rear end oil changes. Find the entire axle assembly here at 4WD. Get the best deals on Limited-Slip Car & Truck Posi Differentials when you shop the largest online 12 bolt 3. Terms & Conditions. Whether it's your core or one of ours. It may also fit others. While I have a couple 2 series carriers in the garage, I'm now looking for a 3 series carrier. 6" 10-bolt is still used in most GM trucks), these housings are the most common on the road, especially for trucks. Motive Gear Standard Performance GM 12 bolt ring and pinions are excellentMore Details ». It's just a bunch of simple parts crammed into a small case. Chevy Truck 12 Bolt Posi. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. Looking for 12 Bolt Chevy Posi today? Find 12 Bolt Chevy Posi and other automotive parts and accessories for sale on Ebay. Simply click on the Fluid Capacity Lookup button below, and then follow the directions to prepare a complete and printable list of filters and fluid capacities for your vehicle. HISTORIC CHANGES. com, JT Parts, JT's Parts & Accessories is a leading distributor in differential and axle parts from Nitro Gear & Axle, Nitro Gears are available for all types of vehicles. 73 ratio with positraction appears to have been only available with a 12-bolt axle in 1967, presumedly to reduce inventory. While I have a couple 2 series carriers in the garage, I'm now looking for a 3 series carrier. 12 Bolt Chevy Posi. 42 Chevy EATON 19587-010 POSI CARRIER 3 SERIES TRUCK. Kits start at $755 and includes everything to rebuild a GM 12 Bolt Truck differential Kit will include the following: NEW GM 12 Bolt Truck 30 spline Eaton TrueTrac Posi unit NEW GM 12 Bolt Truck Ring and Pinion Gear set Ratios available:-3. While this article focuses specifically on the GM 8. A different 12-bolt differential was used for light truck applications and those 12-bolt units are not interchangeable. The Tru-Tracs are intended more for the street/road course applications,and not recommended for drag strip use. A limited slip differentials is normally installed in cars. New and Used Automotive Parts and Accessories On Sale 12 Bolt Chevy G80 Posi Truck 4x4 2wd. Find and shopping results for GM 12 Bolt Posi Unit from mySimon. No matter what you're driving, we have the right Chevy Truck 12 Bolt Posi for your automobile. 6 Axles and Axle Kits 12 Bolt Car & Truck Axles and Axle Kits Ford F8. Standing at the rear of the vehicle. It has RV 0306 W 2 stamped on top of Passenger side axle housing. I got a stock '59 Chevy truck rear axle for it which has a 3. 5 truck 1972 to 88 10 bolt eaton posi 28 and 8. GM differentials come in a wide range of sizes. 875T (12Bolt Truck) Description: Ring Gear Diameter=8. 5" was made to be almost as strong as the 12 bolt with the same pinion diameter and yoke and bearing sizes. Electra, Estate Wagon, Riviera, 10 Bolt cover 12 Bolt ring gear. Chevy 12 bolt posi, 5 lug, has Richmond 3. The truck posi has a large window in both sides and the car posi only has a window in one side. Whether you transform your oil at a car dealership, in specialty business, or in your very own garage area, you will certainly need to determine just what kind is most ideal for your auto. 1967-72 Camaro Chevelle Nova 12 Bolt Posi Case Side Washer Orig GM: Posi case side gear washer. Calin Head Jul 1, 2010. I have posi-track diffs in over a dozen cars and trucks and have found them sensitive to lube quality. Picture is for reference only but you will receive a good differential. Get the best deals on Limited-Slip Car & Truck Posi Differentials when you shop the largest online 12 bolt 3. The Detroit Locker is the most durable and dependable locking differential available and maximizes traction by delivering 100% of the torque to both drive wheels. I have a 1986 chevy c10 pickup. The GM 12-bolt rear axle assembly receives its name due to having 12 bolts on the rear cover of the housing. Auburn Gear's Driveline Systems is an extension of our other world class product lines and yet, more. What type of lubricant is recommended for the 12-bolt? According to the experts, there are no trick lubricants for Posi-traction-equipped 12-bolts. We can build you a chevelle 12 bolt ,any ratio ,blasted and painted , new gears, new bearings , new posi , new axles , backing plate to backing plate. The Auburn unit is a cone style posi instead of a clutch style posi and as a result is not a rebuildable unit. The ring gear bolts are Lh thread and larger at 7/16" diameter as opposed to 3/8" Rh on the 12 bolt. 90 & numerically higher gear) carrier? I know it has a Richmond 4. This is the 12 bolt car posi. I collected a bunch of GM 12 bolt axle parts for my 93 yukon 2 door, but changed my mind and went with a 14 bolt 9. 12 Bolt Street Gears are designed to withstand the rigors of everyday driving, and a weekend at the track. A fundamental part of any muscle car is a nice, strong rearend fitted with a limited slip or Posi unit. One of the best performance modifications that can be made to a street machine is a change in rear gears. 5" Posi Install "How To" Chevy C10 Truck - Eaton. We offer a plethora of Chevy Truck 12 Bolt Posi for your vehicle needs. I have a 12 bolt truck axle that has been professionally narrowed and built with all new premium parts. MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 3. First, the 10-bolt's pinion shaft diameter is 1. The legendary Detroit Locker began the revolution in performance differentials and still leads the industry today as an GM 12 Bolt Posi Eaton brand. From having a GM buddy look at pics and overall width it appears it is indeed a 65-67 chevelle posi. GM 4-Speed Automatics 700R4/4L60E/4L80E There are two basic GM 4-Speed automatics: The light duty 700R4/4L60E found mainly in half ton and car applications, and the heavy duty 4L80E in the heavier applications. If the unit has posi-traction, then the second space will have an L in it representing (limited slip), the remaining. 2 Chevy and Pontiac both use cone-type clutches in the posi unit. 42 Standard 30 Spline - 3. Spider side gear posi internal kit gm 12 bolt chevy rear 30 spline axle svl 12 bolt built to order rear end package moser. The most affordable online catalog for all your Chevy 12 Bolt Truck Rear End needs. Locate 12 Bolt Chevy Posi on sale here with the biggest option of 12 Bolt Chevy Posi anywhere online. This type of pad is highly recommended for heavy work trucks, towing applications, performance vehicles, European vehicles and any vehicles experiencing warped brake rotor/discs due to excessive heat. Just joining and piping in! I have a 396 Elco with 12 bolt 3. Kits start at $525 and includes everything to rebuild a GM 12 Bolt Truck differential Kit will include the following: NEW GM 12 Bolt Truck 30 spline Eaton-style Posi unit NEW GM 12 Bolt Truck Ring and Pinion Gear set Ratios available:-3. Discover Gm 12 Bolt Posi on sale right here with the biggest option of Gm 12 Bolt Posi anywhere online. 55 Posi Rear QJ 0303G2 Dated A-21-7 Rebuilt (NOS-2002) 1967 Camaro 12 bolt 3. GM is not responsible for the safety or quality of independent supplier alterations. 12 Bolt Street Gears are designed to withstand the rigors of everyday driving, and a weekend at the track. com power trax. Whether it's your core or one of ours. The Detroit Locker is the most durable and dependable locking differential available and maximizes traction by delivering 100% of the torque to both drive wheels. 5-inch 10-bolt also shares the same pinion shaft diameter as the more expensive 12-bolt. Changing rear end to posi. Eaton Limited Slip Posi - GM 3-Series Truck:1961 ~ 1980 12 Bolt SKU: 19587-010 To do that, carbon disc clutch packs, preloaded by a central spring assembly, are located behind each differential side gear. 73-1" is the differential's gear ratio. Midnight Oil Musclecar Parts is a family-owned company staffed by Camaro and Firebird enthusiasts. 5 posi uses plate clutches like a 12-bolt, whereas the 8. 00 Choose Options Chevy 12 Bolt Truck Powergrip 30 Spline Posi LSD 4-Series New Clutch type posi differential provides aggressive yet smooth traction, perfect for street and performance applications. There is limited data on the 3. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. If you go with Chevy you are going to have to start looking for universal u-joints. Motive Gear offers aftermarket ring & pinion gearsets, differential bearing kits, a complete line of transmission and transfer case parts, as well as replacement axle shafts. 73 *Other ratios available in our eBay Listings*. Find the entire axle assembly here at 4WD. Easily find parts for ring and pinion gears, differentials, axle shafts, manual transmission parts, and transfer case parts, using our easy eCatalog. The GM version uses a paper gasket and the Ram version uses a re-usable rubber gasket. When it warms up, the clutches chatter in a slow turn. That's the next best thing to a spool. 07 posi 12-bolt CBS. Made in the USA - John's Industries manufactures Ford 9 inch rear ends, housing and axles, Third Member Assemblies and Cases, Brake Kits, & hot rod parts. I have a 10-bolt chevy rear end and I found this code stamped in the axle tube on passenger side: XPK K211 1. Axle Assemblies in-stock with same-day shipping. Details about GM 12-Bolt Truck 8. All light duty trucks equipped with RPO G80 make use of a Eaton locking differential. Around 115k miles on truck. When it warms up, the clutches chatter in a slow turn. Jet black 1970 Chevrolet Camaro with big block power, 4 speed manual transmission and a 12 bolt posi rear. How-To Identify That Swap Meet Find. 5" rearends during the changeover period, like in the Nova. The Tru-Tracs are intended more for the street/road course applications,and not recommended for drag strip use. 6” 10-bolt is still used in most GM trucks), these housings are the most common on the road, especially for trucks. GM 12-Bolt Rear End Rebuild - Asphault Marker. Center bolt threads designed for less effort to apply high torque. Searching for the perfect Chevy 12 Bolt Posi? Find Chevy 12 Bolt Posi and other car and truck automotive parts and accessories on sale here. Please note: Not all unblock requests will be successful as it is dependent on how your IP address is being blocked. 875 Posi Gears Bearing Kit 3. We have the best deals on 12 Bolt Posi Rear so stop by and check us out first! 19587 010 Eaton Posi GM Chevy 12 Bolt Truck 3 42 Down Limited Slip Differential. PRIVATE For Sale / Trade Classifieds - Chevy 12 Bolt Posi Rear with 410 Gears - This will fit 67 to 69 Camaros and 68 to 74 Chevy Novas. 73 Posi, Active Brake - USA Standard 10. For best results, please be specific and be patient. It’s just a bunch of simple parts crammed into a small case. In terms of power loss, the 12-bolt has approximately 2-3 percent less parasitic loss than a 9-inch because of the pinion location, sometimes called the hypoid centerline. The 12-bolt was introduced to performance buyers in 1964. These are for all year GM trucks 1973-current. Has some waves from body filler and has a few small dents. The housing is narrowed 3" each side which makes it 55" end to end, and 52 3/4" flange to flange. However, the 10. RANDYS carries GM differentials from the small 6. 05-24-07 09:32 PM - Post# 1172332 Hey All, Broke a tooth on one of the spider gears in my 12 bolt posi - diff. Shop 2016 1984 1997 2003 for sale today online!. You need a good 12 bolt or as we ran drag racing (I hate to say it) F**d 9 inch. How To Set Up A GM 12-Bolt Differential. 5-inch 10-bolt also shares the same pinion shaft diameter as the more expensive 12-bolt. Enter the maximum potential safe engine RPM. There was simultaneous use of the 8. true billet wheel adapters for trucks & cars EZAccessory is proud to be the premier online source for wheel and rim adapters and spacers for nearly every make and model of automobile and wheel type. 625" torsen posi differential carrier 28 spline series 3. Best Answer: "12 bolt" is the common way to describe the heavy duty version of rear end available in most General Motors full size rear wheel drive cars up into the mid '90's. Invincible Extremes Muscle Cars Garage 10,016 views. just like the 10 bolt, and 12 bolt gm rears. The next choice,and the most common,is the Eaton posi. 12 Bolt Posi Rear End. GM 12 Bolt Truck $320. RANDYS carries GM differentials from the small 6. 12 Bolt Posi Limited Slip Differential Chevy Truck 4. The Rearend Debate: Ford vs. 10+ (4 series) MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 4. 5" 14 bolt axle continues in production today on GMC Savanna and Chevrolet Express vans. Kits start at $755 and includes everything to rebuild a GM 12 Bolt Truck differential Kit will include the following: NEW GM 12 Bolt Truck 30 spline Eaton TrueTrac Posi unit NEW GM 12 Bolt Truck Ring and Pinion Gear set Ratios available:-3. 6 Axles and Axle Kits 12 Bolt Car & Truck Axles and Axle Kits Ford F8. (12-bolt), truck Axle Model and get Free Shipping on Orders Over $99 at Summit Racing!. com, JT Parts, JT's Parts & Accessories is a leading distributor in differential and axle parts from Nitro Gear & Axle, Nitro Gears are available for all types of vehicles. No matter what you're driving, we have the right Chevy Truck 12 Bolt Posi for your automobile. I pulled mine in favor of the 9 inch. Since 1991 Calvert Racing has been helping racers across the world tune in their factory suspension vehicles. If it has a 12-bolt Chevy,it was swapped in there. dings, faded paint, nd the usual rocker rust. Global West Suspension Components: We sell muscle car suspension parts, including: control arms, springs, brakes, bushings, sway bars, subframe connectors, leaf. Many General Motors vehicles can benefit from the replacement of their original differential assemblies with a stronger 12-bolt, 8. You need a good 12 bolt or as we ran drag racing (I hate to say it) F**d 9 inch. I just put an eaton clutch type posi in my 10 bolt 3:42 30 spline rear earlier in the year. It is narrowed and has 4 link rear suspension. GM 12 Bolt Truck (3. heart; GM CHEVY 12 BOLT TRUCK YUKON DURAGRIP 30 SPLINE. Brand new coil over shocks in rear. The Gov-lok was seized up and useless. 875" 12-Bolt TRUCK Rearend Posi - 30 Spline, Gear, Bearing Kit Package - 3. com FREE DELIVERY possible on eligible purchases. 38 ratios Part # C12T-EP4 Price Too low to print Note!. 10+ (4 series) MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 4. Eaton Posi units. 73 Posi, Active Brake - USA Standard 10. Changing rear end to posi. Eaton Posi Differential Kits Include: Eaton 12-Bolt Car Posi Unit JEGS Differential Installation Kit Lucas Heavy Duty Gear Oil (2 Quarts) Richmond Gear GM 12-Bolt Ring & Pinion Set Note: Please read the more details section as some differentials require special bearings which are not included. How to Identify a Chevy 10 Bolt. 5 truck 1972 to 88 10 bolt eaton posi 28 and 8. GM differentials come in a wide range of sizes. 875 Cover Bolts: 12 Ring Gear Bolts: 12 Spline Count: 30 Dropout: False Pinion Support: False Carrier Breaks: 2. © 2019 West Coast Differentials, Inc. I was going to put it in a 1966 impala so it is for a full sized gm car from 1965-1970. We have had installations on 2014 to 2018 trucks. You will need a 4 series truck posi to work with the 3. 875" components. GM 12-Bolt Rearend Guide. 56 NEW GM 12 Bolt Truck Master Bearing/Installation kit FREE SHIPPING. CHEVROLET 12-BOLT PASSENGER CAR Auburn Posi's Recommended for normal to mild abuse appli-cations only. Eaton Posi units. Using LED tail, brake, turn, and reverse lights on your semi-truck, dump trucks, delivery trucks, and other commercial vehicles can help increase your visibility while on the road. After 1972, General Motors was only installing its 10-bolt rearend in cars, but the 12-bolt remained an option for trucks until 1987. Complete information about the 2019 Chevrolet Silverado 5500 Medium Duty Class 5 conventional truck, including power, torque, specs, availability & more. How can I visually determine if the Posi carrier in my 12-bolt is a 3-series, (designed for 3. Free shipping. 6 GM axles, the "Performance" Dana 35 & 44 and GM12 bolt with 35 spline axles. These are for all year GM trucks 1973-current. 88in For Chevy 12 Bolt-spec 3. Considered a fleet vehicle by General Motors, the 9C1 package is considered a Special Equipment Options (SEO) code, as opposed to a Regular Production Order (RPO) code. 42 ratios Part # C12T-EP3 Price Too low to print 4-series normally 3. The Detroit Locker is the most durable and dependable locking differential available and maximizes traction by delivering 100% of the torque to both drive wheels. The form below allows you to search for car, truck, motorcycle or boat parts in real time. The 12-bolt was introduced to performance buyers in 1964. Since 1991 Calvert Racing has been helping racers across the world tune in their factory suspension vehicles. 625" Torsen Posi Differential Carrier 28 Spline Used. 5 SF with a Detroit locker. CONVERTING NON POSI REAR END TO POSI '55 - '64 Chevrolet passenger car and '56 - '62 Corvette By Tom Parsons This article will be specifically directed at converting the 55-64 Chevrolet full size pass car and 56-62 Corvette NON-positraction rear end to positraction using an Eaton aftermarket posi unit. From under the vehicle remove the right side tow. Hardened tip. Save 12 bolt chevy posi rear end to get e-mail alerts and updates on your eBay Feed. GM and Eaton clutch type posi differentials are fully rebuildable with. do NOT contact me with unsolicited services or offers. 6” 10-bolt is still used in most GM trucks), these housings are the most common on the road, especially for trucks. Factory Gear Ratios. Easily find parts for ring and pinion gears, differentials, axle shafts, manual transmission parts, and transfer case parts, using our easy eCatalog. Call for details 209-462-4300 SOLD. YSPXP-053 - Notched cross pin shaft for 12P and 12T GM YSPXP-038 - Standard Open and positraction cross pin shaft for GM 12T, 12P, and 55T. Find Chevy 12 Bolt Posi On Sale Now. Best Answer: "12 bolt" is the common way to describe the heavy duty version of rear end available in most General Motors full size rear wheel drive cars up into the mid '90's. 6 30 spline 3 series Eaton locker (posi) carrier with 3. Get the best deals on Limited-Slip Car & Truck Posi Differentials when you shop the largest online 12 bolt 3. So all the 12 bolt stuff is for sale 2 axles - one in great shape with limited slip and new brakes. Find and shopping results for GM 12 Bolt Posi Unit from mySimon. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. This rear end had the spring perches modified to fit in another hot rod. 73 gears (series two), the differentials will support all gear ratios without having to change carriers. Three types of Isuzu corporate differentials exist: 8-bolt, 10-bolt, and 12-bolt. 875-inch 12-bolt Positraction was the most widely used in 1965-’72 Chevrolet passenger car applications. 12-Bolts to Glory The GM 12-bolt debuted in 1965 and was mass-produced until 1972. 73 Posi-traction rear axle assembly known. 73 Ratio: Differential Assembly Kits - Amazon. 5" was made to be almost as strong as the 12 bolt with the same pinion diameter and yoke and bearing sizes. 1970 GM 12 bolt housing for Camaro/ Firebird. (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. Related Products. 55 Posi Rear QJ 0303G2 Dated A-21-7 Rebuilt (NOS-2002) 1967 Camaro 12 bolt 3. The Rearend Debate: Ford vs. Welcome to the new Eckler’s Chevelle website, home of the most extensive selection of Chevelle Parts and Malibu Parts anywhere! We specialize in 1964-1977 Chevelle A-body and 1978-1983 Malibu G-body. 2 Series - 2. Search Results for 10 Bolt Posi Rear End Parts. First, the 10-bolt's pinion shaft diameter is 1. 70: 9 in: NL: 28. The legendary Detroit Locker began the revolution in performance differentials and still leads the industry today as an GM 12 Bolt Posi Eaton brand. When it comes to high performance GM axles, forget about c-clips. If you find any exceptions, I'd love to hear of them, so please email me at [email protected] First change was with 75-90w Red Line sync, chattered badly, added GM additive ran down the street and no chattering (fix it). 5", common under 3/4 and 1 ton trucks from Chevrolet and GMC. Using the charts below, you will be able to learn alot about the rear differential in your classic full size Chevy. Many General Motors vehicles can benefit from the replacement of their original differential assemblies with a stronger 12-bolt, 8. 875" Limited Slip - Rearend. I have posi-track diffs in over a dozen cars and trucks and have found them sensitive to lube quality. com unit is pre-assembled and bench check for correct working operation!!!. The list below is a partial list of typical GM RPO Codes, specifically the codes pertaining to Axle Identification, Differential Type and Gear Ratio. Installing the ring and pinion gears in a chevy 12 bolt. 625" Torsen Posi Differential Carrier 28 Spline Used. What oil should I use on my rear end? Is regular oil ok or can I use Synthetic what Weight? Also Should I change it, the truck has been sitting for over a year and leaked alittle just enough to leave a small quarter size stain. While I have a couple 2 series carriers in the garage, I'm now looking for a 3 series carrier. MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 3. Picture is for reference only but you will receive a good differential. 42 3-series 30. do NOT contact me with unsolicited services or offers. The Moser Engineering GM 12 Bolt: The strongest 12 bolt rear end for the 1965-1970 GM B-Body Impala, Caprice, etc. View Details. 875" ring gear and 30 spline semi floating axle shafts. No matter what you're driving, we have the right 12 Bolt Chevy Posi for your vehicle. GM truck rears have 12 spline axels and that limits the availability of limited slips to about none. It would make a great rear end to swap into a square body truck. I was going to put it in a 1966 impala so it is for a full sized gm car from 1965-1970. The new entry level $350 Eaton 12 bolt posi has carbon fiber clutch plates with 400 pound preload springs and the stronger 17 tooth side gear/spider gear combo. 25" I bought some drums (since my rear only had the backing plates), and it measures to 61" from outside of the drum to outside. Built from the 1970s through today (the 8. 5" 10-bolt rear end on his '76 Chevrolet Laguna S3 with a GM 10 & 12 bolt bolt-on rear disc brake kit. Related Products. 10 Ring and Pinion Truetrac Posi Elite Gear Pkg. GM 10 Bolt 7. GM 12 Bolt Truck / Posi / Gears / Bearing Kit / Package YSPTW-043 - Standard Open pinion gear thrust washer for GM 12P and 12T. 8 Axle Shafts. Invincible Extremes Muscle Cars Garage 10,016 views. Calin Head Jul 1, 2010. 875" Limited Slip - Rearend - NEW. 42 ratios Part # C12T-EP3 Price Too low to print 4-series normally 3. 1971 chevrolet chevy camaro z28 project carlisle pennsylvania 68-69 12 bolt posi. The Detroit Locker is the most durable and dependable locking differential available and maximizes traction by delivering 100% of the torque to both drive wheels. Simple friction and steel clutch plates, preloaded with a traditional s-type spring. Chevy Bolt (Owner Review) here are the 34 authors who published more than 12 articles about Tesla since we started tracking on September 1st, ranked from least positive to most positive. No matter what you're driving, we have the right 12 Bolt Chevy Posi for your vehicle. 05 1st gear. Description: Motive Gear is an industry leader for GM 12 bolt Truck Ring and Pinion gears, and offers an affordable quiet gear. Auburn Posi Unit Fits GM 8-7/8'' 12-Bolt Truck, 30-Spline, 3. 5" 10-bolt rear end on his '76 Chevrolet Laguna S3 with a GM 10 & 12 bolt bolt-on rear disc brake kit. I swithed to conventional lube (Lucas 90-140 +GM additive) The chatter has gotten better, but has not gone away totally. com unit is pre-assembled and bench check for correct working operation!!!. The complete package includes a Moser 12 Bolt housing, Custom Alloy Axles with ball bearings, studs and retainer plates. You need a good 12 bolt or as we ran drag racing (I hate to say it) F**d 9 inch. If the unblock fails you will need to contact the server owner or hosting provider for further information. Call for details 209-462-4300 SOLD. GM 12 Bolt Truck (3. What type of lubricant is recommended for the 12-bolt? According to the experts, there are no trick lubricants for Posi-traction-equipped 12-bolts. We specialize in rebuilding, repairing, restoring and modifying rearends. Clear front and Big back glass. 70 71- Newer 2wd GM trucks use a 5. 9C1 is a code used by Chevrolet, in reference to a vehicle intended for use as a police car. Free shipping:. 9") 12 Bolt axle is available in passenger car (GM 12P) and truck (GM 12T) rear axle configurations and features an 8. 5 posi uses plate clutches like a 12-bolt, whereas the 8. 07 gears Welcome to Rods 'n' Sods, the most active and friendly UK Rod and Custom website. 64-69 1/2 ton 2wd Chevy/ Some GMC 6 lug rear end 12 bolt Coil spring set up Possible gear ratio's 3. 875" 12-Bolt Truck - 30 Spline Application * Gear Ratio: 3. 5 truck 1972 to 88 10 bolt eaton posi 28 and 8. Featuring spline posi and related products on sale on the internet. New and Used Automotive Parts and Accessories On Sale 12 Bolt Chevy G80 Posi Truck 4x4 2wd. 73 and up - steel clutches - daisy pattern, just like corvettes - torn down to show condition and then professionally. 90 gear ratio, which is perfect for me, since the late '70s 5-bolt axle has a 3. highway gears for the hot rod 2. The all new for 1970 second generation Camaro body style was race inspired with a low stance and fastback roofline for better. GM Differential Identification & Specs. The tried-and-true clutch pack design works great for daily driving, rally racing, mild off-roading, drag racing, and circuit racing. 875" 12-Bolt Truck - 30 Spline Application * Gear Ratio: 3. GM differentials come in a wide range of sizes. 5" was made to be almost as strong as the 12 bolt with the same pinion diameter and yoke and bearing sizes. 12-Bolts to Glory The GM 12-bolt debuted in 1965 and was mass-produced until 1972. It's been used in passenger cars, and light duty pickups and SUVs over the decades. 73 Ratio - Rearend - NEW * Includes NEW Posi Unit, Ring & Pinion, & Bearing Kit. After engaging the transfer case, a one inch pull of the 4x4 Posi-Lok cable connects the right front axle to the intermediate shaft using the shift collar and fork, and 4-wheel drive is engaged!. What good is. The most affordable online catalog for all your Chevy 12 Bolt Truck Rear End needs. 73 (3 series) This is the type of posi you would expect to find in most classic muscle cars and trucks. 10+ (4 series) This is the type of posi you would expect to find in most classic muscle cars and trucks. 1971-1976 GM B-Body 2. 6 limited slip posi 30 spline 10 bolt locker eaton. Gm 12 Bolt Gm 12 Bolt Truck Posi Unit 30 Spline 8 875 Limited Slip Rearend New. Herman Road, Raleigh, NC 27617. 875 Chevy 12 Bolt Truck. How to Identify a Chevy 10 Bolt. I used the recomended Richmond synthetic lube when I changed the gears. The all new for 1970 second generation Camaro body style was race inspired with a low stance and fastback roofline for better. 73 gears that you have. (12-bolt), truck Axle Model and get Free Shipping on Orders Over $99 at Summit Racing!. 5 GM corporate rear has a rounded cover with two casting projections that face downward. The list below is a partial list of typical GM RPO Codes, specifically the codes pertaining to Axle Identification, Differential Type and Gear Ratio. 5 1989 to 2006 30 spline for 2. We manufacture all types of gears and machine parts in just about any material to suit your needs. New housing with 30 spline Bolt-In axles. These are for all year GM trucks 1973-current. 42 ratios (Series 3) 3. 15in Wilwood Narrow - $1,494.