Dana 30 Front Axle Shafts and Kits Dana 44 GM Axles and Axle Kits Dana 44 Jeep Axles and Axle Kits Dana 44 Ford Axles and Axle Kits 10bolt GM 8. I was going to put it in a 1966 impala so it is for a full sized gm car from 1965-1970. Description 1972 C-10 Chevy Truck: Factory A/C Cab 350 CI (4) Bolt main V-8 with HEI distributor Edelbrock Performer Cam Edelbrock Electric Choke 600 CFM Carb Edelbrock Performer Intake (4) Core Radiator R-134A A/C Ceramic Coated Full Length Headers AGR 12:1 Steering Box and variable speed pump with powder coated reservoir 700-R4 Transmission Chevy 12 Bolt Rear End with Eaton Posi Track Rear. 625 (30 splines) which makes the 12-bolt 13 percent larger in diameter and therefore stronger. I purchased it a few years ago and am currently rebuilding it from the frame up It has a 12 bolt rear end in it. Built the rearend over 7 years ago. com FREE DELIVERY possible on eligible purchases. 55 Posi-traction rear axle assembly with mono-leaf rear spring perches and factory traction bar br 1967 : $3,499. Can also supply Eaton TrueTrac to suit 12 bolts 10 bolts and any thing GM and out Brands. Download these exploded view part diagrams and associated part lists to select an AAM series below that matches your GM vehicle. Changing rear end to posi. Achetez en toute sécurité et au meilleur prix sur eBay, la livraison est rapide. Spider gear kit; Fit GM 12 bolt passenger car and truck Dura Grip positraction with 30 spline axles; Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers. HD suspension. 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. Eaton Detroit Truetrac differentials use a patented design of parallel-axis planetary helix gears to provide a qu. vacuum and electric front axle engagement systems. Over $20,000 invested. Terms & Conditions. 73 & Up) 30 Spline Auburn High Performance Posi. Free Shipping. We offer two versions - One for the 10-bolt GM rears 4-3/4 bolt pattern. 875" ring and pinion gear sets 4. The GM 12-bolt rear axle assembly receives its name due to having 12 bolts on the rear cover of the housing. Years / Models Used In. FOR SALE - Greensboro, NC - GM Eaton G-80 series truck unit, will not work on car, 12 bolt. 5 10 bolt g80 posi lsd and 342 oem factory gm gears 41 x 12_____new bearing and seal rebuild kit crush sleeve and pinion nut. 73 & up ratio. LPW Ultimate Support Cover For GM 12 Bolt Trucks - Accepts Brace Kit. 5 10 BOLT Posi or non posi 1999 UP - drivetrain. How To Set Up A GM 12-Bolt Differential. 850" bore for upper control arm bushing fits most gm 10- and 12-bolt rear ends in 65-72 chevelle (gm a-body) and 78-87 monte carlo (gm g-body), set of 2. 73 NEW - Rearend - NEW * Includes NEW Posi Unit, Ring & Pinion, & Bearing Kit. The weak point is actually out at the axle splines. We specialize in rebuilding, repairing, restoring and modifying rearends. 5" 14 bolt differential housing to maximize ground clearance. Thank you for subscribing. 31 posi rear end, fully rebuilt Front and rear sway bar. Re: 67-72 chevy truck 12 bolt Count the cover bolts, the spicer rears have 10 bolts, back in the 60s-70s the truck 12 bolt had a 12 bolt cover, the 3/4 ton had either a drop out center section (plus a round bolt on rear cover), or a 14 bolt if it was the GM rear. (12-bolt), truck Axle Model and get Free Shipping on Orders Over $99 at Summit Racing!. GENERAL MOTORS » GM 12 Bolt Truck; Eaton GM 12 Bolt Truck Posi. Leaf Spring U Bolt Kits For Heavy Trucks, Medium and Light Duty Trucks And Auto Applications. First, the 10-bolt’s pinion shaft diameter is 1. Low-friction formulations promote increased fuel efficiency and are designed to provide longer oil, seal and equipment life. Chevy Truck 12 Bolt Posi. If you own a 1949-1957 Classic Chevy car, you've come to the right place!. The rugged, reliable, and efficient Chevy 12-bolt has established itself as the preeminent rear differential for GM muscle cars since its debut in 1965. from the editors of: Jim Smart Aug 12, 2019. has 12 bolt posi-trac rear end. Find Gm 12 Bolt Posi on sale below with the largest variety of Gm 12 Bolt Posi anywhere online. Many Wrangler owners will trim the bottom of the 10. 70 71- Newer 2wd GM trucks use a 5. Changing rear end to posi. 10 and UP Only. 30-Spline, GM, 12-Bolt, Truck, 3. MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 3. Housing was jig welded to axle tubes, has bolt-in 30 spline Mosers along with a shorter case Moroso 12 bolt TRUCK carrier. Not to rain on your parade but the truck 12 bolt is a very common rear that usually don`t bring the money that say a 12 bolt for an a-body car would. I have a 1970 C-10 Chevy. May consider trades Must sell, $8995 obo show. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Perfect for that 1970 Camaro Firebird restoration or upgrade for any 1970-1981. Best 12 bolt posi for pro street/strip Drivetrain & Performance Best 12 bolt posi for pro street/strip - Chevy Nova Forum Steve's Nova Site is an automotive enthusiast website dedicated to the 1962 - 1979 Chevrolet Nova, Chevy II and Acadian automobiles. The Moser Engineering GM 12 Bolt: The strongest 12 bolt rear end for the 1982-2003 GM S-10 (2WD) Truck and Blazer on the market! The newly cast nodular iron housing is a direct replacement 12 bolt rear end for the 1982-2003 GM S-10 (2WD) Truck and Blazer. Rear Axle Measurements. I just bought the truck in January with 30,000 miles on it. Dana 30 Front Axle Shafts and Kits Dana 44 GM Axles and Axle Kits Dana 44 Jeep Axles and Axle Kits Dana 44 Ford Axles and Axle Kits 10bolt GM 8. 5 1989 to 2006 30 spline for 2. 08 Nitro Gear Ring Pinion Master Install Eaton Posi Package. 64-69 1/2 ton 2wd Chevy/ Some GMC 6 lug rear end 12 bolt Coil spring set up Possible gear ratio's 3. 00 Choose Options Chevy 12 Bolt Truck Powergrip 30 Spline Posi LSD 3-Series New Clutch type posi differential provides aggressive yet smooth traction, perfect for street and performance applications. Re: 67-72 chevy truck 12 bolt Count the cover bolts, the spicer rears have 10 bolts, back in the 60s-70s the truck 12 bolt had a 12 bolt cover, the 3/4 ton had either a drop out center section (plus a round bolt on rear cover), or a 14 bolt if it was the GM rear. Housing was jig welded to axle tubes, has bolt-in 30 spline Mosers along with a shorter case Moroso 12 bolt TRUCK carrier. This is a video I made about a rear end that I was rebuilding in my shop. That thoroughly. 73 gears and c clip eliminaters. The superior quality of these gear sets is the result of years of racing development, outstanding design, and state-of-the-art manufacturing methods. Many Wrangler owners will trim the bottom of the 10. Brand new EATON® Posi-traction unit has Carbon friction clutch packs and precision forged spider gears. 919-672-2705 6508 Mt. Find Ring and Pinion Gears with GM 8. GENERAL MOTORS » GM 12 Bolt Truck; Eaton GM 12 Bolt Truck Posi. do NOT contact me with unsolicited services or offers. 73 and up gear ratios (4-series) do NOT contact me with unsolicited services or offers. Due to the popularity of GM trucks and vans, 10. And while the chiseled hood and striking horizontal elements let you know these trucks share the Chevy truck bloodline, each of the eight trims has its own personality, with distinct grilles, front fascias and wheel designs. 56 NEW GM 12 Bolt Truck Master Bearing/Installation kit FREE SHIPPING. 73 Richmond gears, Eaton posi, standard axles, and Wilwood low-profile brakes Non of these rears are all out, max effort, max strength stuff that are really cool to build, but there perfect for a budget build, or restoration. You need a good 12 bolt or as we ran drag racing (I hate to say it) F**d 9 inch. I had it completely rebuilt professionally by JMJ transmissions in St. 00 all day long. While this article focuses specifically on the GM 8. 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. Should be marks on the housing, I'd rather just turn and count. 875T (12Bolt Truck) Description: Ring Gear Diameter=8. 12 BOLT TRUCK REAR END The differences are mainly with the pinion bearing size and the ratio/offset breakdowns (different carriers with certain ratios). 73 gear ratio but will consider any differential that is set up for my truck. 73 and Higher. The Strange 12 bolt rear end features the following: Strange designed 12 bolt case with torque arm mount; Premium nodular iron casting. Services 12 bolt GM rearends are what we do. 2 Chevy-style has a round cover with an indentation running across the cover (like the 12-bolt Chevy) and 2 casting projections on the top of the rear. 00 all day long. The 12-bolt was introduced to performance buyers in 1964. Bob's Classic Chevy. Gm 12 bolt posi unit keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. 1970 NOVA “454” 1970 CHEVY NOVA, two door. 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. Performance Differentials September 2017 Detroit Truetrac® Eaton Posi TM Application Guide. 625 (30 splines) which makes the 12-bolt 13 percent larger in diameter and therefore stronger. With several distributions most gears and parts are only a day or two away. 73 gears (series two), the differentials will support all gear ratios without having to change carriers. For 1960, there should only be one of two numbers to choose from. 73 Ratio) * BRAND NEW GM12-Bolt Truck Master Bearing/Installation Kit * Everything that you need to Upgrade or Re-Build your GM 8. And much much more! Everything is brand new. Information On Car and Truck Repair, Parts and Services New, Used and OEM Automotive Parts For Do It Yourself Car and Truck Repair. Dana 30 Front Axle Shafts and Kits Dana 44 GM Axles and Axle Kits Dana 44 Jeep Axles and Axle Kits Dana 44 Ford Axles and Axle Kits 10bolt GM 8. 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. Perfect for that 1970 Camaro Firebird restoration or upgrade for any 1970-1981. GENERAL MOTORS » GM 12 Bolt Truck; Eaton GM 12 Bolt Truck Posi. 10 that will fit a 3-series carrier, and a different set for the 4-series. Re: Building a 12 bolt Posi from a non-Posi carrier There are numerous posi units for the 12 bolt and you can choose your axle spline count if you have aftermarket axles. We provide a variety of Gm 12 Bolt Posi for your vehicle needs. Discover Chevy 12 Bolt Posi on sale right here with the largest choice of Chevy 12 Bolt Posi anywhere online. 875 Chevy 12 Bolt Truck Detroit. After 1972, General Motors was only installing its 10-bolt rearend in cars, but the 12-bolt remained an option for trucks until 1987. 73- (3 series) MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 3. chevy truck 12 bolt (google map) I am looking for a 1965-1969 Chevy truck 12 bolt rearend set up for trailing arms. 73 Ratio * Fits CAR Rearends ONLY - Will NOT fit 12-Bolt CAR Rearends. We specialize in EFI, Turbo and performance modification. Find Gm 12 Bolt Posi on sale below with the largest variety of Gm 12 Bolt Posi anywhere online. 73 & Down Standard 30 Spline - 2. Can also supply Eaton TrueTrac to suit 12 bolts 10 bolts and any thing GM and out Brands. Chevy Differentials. 42) 30 Spline Eaton Posi GM 12 Bolt Truck (3. In any case, how common were 12 bolt truck axles with posi's in that era. 6 Axles and Axle Kits 12 Bolt Car & Truck Axles and Axle Kits Ford F8. 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. Perfect for that 1970 Camaro Firebird restoration or upgrade for any 1970-1981. The other common GM rear end is the "10 bolt". There is nothing more personal in a car than a steering wheel. New and Used Car and Truck Parts and Accessories On Sale Gm 12-bolt Truck Posi Unit - 30. Do an internet search and look for a site that shows the rear cover of a BOP 12 bolt and a Chevy 12 bolt for quick/easy identification. The body is in great condition, but not show-car quality. Gm 12 Bolt Truck Differential 3:42 Gear Ratio Posi Complete 5 Lug Will Fit 73-87 P/Us 73-91 Suburbans 2WD Complete Brake Drum to Brake Drum $450 obo Call show contact info Thanks. New and Used Car and Truck Parts and Accessories On Sale Gm 8. Completely restored with zero rust, almost all original GM sheet metal. Factory Gear Ratios. Find The Best Prices On 12 Bolt Chevy Posi In Stock Today. Good Used Yokes for 12 bolt Chevy Old or Newer $50 each. If anyone else has any pics of there 12 bolt builds post em up. 12 bolts are not that much stronger than a 10 bolt. Sorry SOLD! Just in and ready to go! 1969 Camaro Z28 DZ 302 Engine! 4 Speed Trans, 12 Bolt 373 Posi Rear End. As a witness to HD Eation posi carrier strength, have a local customer who has a ton of street driving & over 600 passes at the strip in his '70 GSX clone streetcar. While this article focuses specifically on the GM 8. GM 12 Bolt Truck / Posi / Gears / Bearing Kit / Package-GM 12 Bolt Truck Clutch Style Posi UnitGM 12 Bolt Truck Ring & Pinion Gear SetGM 12 Bolt Truck Master Bearing / Install KitOptional Solid Pinion Spacer UpgradeAll Parts Include 1 Year Manufa. 919-672-2705 6508 Mt. 42 3-Series. 8 Axle Shafts. Terms & Conditions. This particular rear end has a 2. Another time open differentials might get you into trouble is when you are driving off-road. using Moser Engineering owned Casting Boxes. 11 gears in the other. 93 posi, 64. After 1972, General Motors was only installing its 10-bolt rearend in cars, but the 12-bolt remained an option for trucks until 1987. 73 & Up 30 Spline Standard 30 Spline - 2. 875" 12-Bolt TRUCK Rearend Posi - 30 Spline, Gear, Bearing Kit Package - 3. 00 all day long. If you have a four-wheel drive truck, or an SUV, with an open differential on both the front and the back, you could get stuck. There is nothing more personal in a car than a steering wheel. 1970 NOVA “454” 1970 CHEVY NOVA, two door. 42 Ratio NEW - $570. 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. 0 Bids: $615. We offer a plethora of Chevy Truck 12 Bolt Posi for your vehicle needs. Rat Rods Built for less than $3000. The result is Chevy GM 12 Bolt TRUCK rear end ring and pinion gears that deliver performance standards set by DANA, one of the world's most trusted supplier of driveline parts. So I'm back to the original question. Which is the best 12 bolt posi unit? Suspension. 73 & Down Standard 30 Spline - 2. This rear axle was available in GM's high-performance intermediate cars, full-size vehicles and light-duty trucks. 375 12 Bolt 1973-1976. Three and a half decades after that initial effort, the small-block Chevy was born. Gm 12 bolt posi unit keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. 42 Ring And Pinion Duragrip. , 1/4" wall), custom alloy axles (30, 33, or 35 spline. Chevy 12 Bolt Yokes Car/Truck/Posi tag - $50 (Omaha) < image 1 of 4 > QR Code Link to This Post. LPW Ultimate Support Cover For GM 12 Bolt Trucks - Accepts Brace Kit. 875 Posi Gears Bearing Kit Package 3. Another time open differentials might get you into trouble is when you are driving off-road. HISTORIC CHANGES. Perfect for that 1970 Camaro Firebird restoration or upgrade for any 1970-1981. Engagement every time because you are in direct control. The result is Chevy GM 12 Bolt TRUCK rear end ring and pinion gears that deliver performance standards set by DANA, one of the world's most trusted supplier of driveline parts. Chevy 1/2 ton front and rear 12 bolt rear 10 bolt front 308 gears non posi pulled from 78 chevy truck both for $400 show contact info. The truck has not had a Frame Off Restoration but is a well done Restomod ready for the weekly shows and as a daily driver. 2" and 12-bolt rearends. Do I need to put in any additive for the posi-traction and what # gear oil should I use? I had a Convette once that I had to use a special additive for the Posi-Traction. 875" components. 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. Must have 4 series case with 3. Instock now. For sale is a 1955 Big Window Chevrolet Pick Up. 5420107 *This item usually ships within two business days after online transaction is completed. The Gov-lok was seized up and useless. 73 & numerically lower (Series 2) 2. 875" Chevy 12 Bolt TRUCK 4. No matter what you're driving, we have the right Gm 12 Bolt Posi for your automobile. Find Ring and Pinion Gears with GM 8. 73-1" is the differential's gear ratio. Do an internet search and look for a site that shows the rear cover of a BOP 12 bolt and a Chevy 12 bolt for quick/easy identification. 875" 12-Bolt TRUCK Rearend Posi - 30 Spline, Gear, Bearing Kit Package - 4. Gm Chevy 12 Bolt Truck 3. enter your email address for new product release alerts and company news. 375 12 Bolt 1973-1976. 30-Spline, GM, 12-Bolt, Truck, 3. Gm 12 Bolt Posi. The panhard bar mount will be cast into the center section. com FREE DELIVERY possible on eligible purchases. Tech Article: The Venerable 12-Bolt Chevrolet. Built around the Currie Centurion or F9 fabricated 9-inch housings, Sportsman gear case and larger 31-spline axles a Currie Crate Rearend is ready for cruise night or performance driving. All Moser 12 Bolt Housings are designed and manufactured in the U. Gm 12 Bolt Truck Differential 3:42 Gear Ratio Posi Complete 5 Lug Will Fit 73-87 P/Us 73-91 Suburbans 2WD Complete Brake Drum to Brake Drum $450 obo Call show contact info Thanks. The legendary Detroit Locker began the revolution in performance differentials and still leads the industry today as an GM 12 Bolt Posi Eaton brand. No matter what you're driving, we have the right Gm 12 Bolt Posi for your vehicle New and Used Automotive Parts and Accessories On Sale. The gear ratio codes are located on the front passenger side of the differential as shown in the illustration below. Within a week the torque converter needed to be replaced. SVL Gears for the GM 12P Chevy 12 Bolt passenger car rear end are dependable enough to be backed by a six-month or 50,000 mile warranty. 375 inches) and the pinion gear shaft is an equal diameter. 5 10 Bolt G80 3. 55 gears, posi, completely rebuilt and. 73 NEW - Rearend - NEW * Includes NEW Posi Unit, Ring & Pinion, & Bearing Kit. please call to place a order. 55 Posi Rear QJ 0303G2 Dated A-21-7 Rebuilt (NOS-2002) 1967 Camaro 12 bolt 3. Changing rear end to posi. Both 10 and 12 bolt services are offered. Engagement every time because you are in direct control. 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. 73-1" is the differential's gear ratio. 919-672-2705 6508 Mt. Auburn High Performance Series Differential Application: GM 12 Bolt Truck. ring gear, fits 3. In Chevy Differentials: How to Rebuild the 10- and 12-Bolt, author Jefferson Bryant walks you through the entire process of disassembling, evaluating, and rebuilding the perfect differential for your GM application. 73 gear ratio but will consider any differential that is set up for my truck. 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. For 1960, there should only be one of two numbers to choose from. 5420107 *This item usually ships within two business days after online transaction is completed. We have combined two great web sites – Rick's First Generation and Eckler’s Camaro to put all your Camaro parts in one convenient, easy to use site. I have a GM 12 bolt rear axle. Download these exploded view part diagrams and associated part lists to select an AAM series below that matches your GM vehicle. Rear end is a posi-traction 12 bolt Chevy and it has a dropped front suspension for that perfect look. casted 12 bolt posi rear end differential, 3. It's the number of bolts holding the inspection cover on to the back. The superior quality of these gear sets is the result of years of racing development, outstanding design, and state-of-the-art manufacturing methods. Terms & Conditions. 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. 56, etc) (4 Series) * Nodular Iron Case w/ Forged 4130 Internals * High-Quality Composite Clutches * 100% Re-Buildable * 1-Year Factory Warranty Against Defects * Gears & Bearing Kits Also. Click the button below to add the Chevy 12 Bolt Truck Eaton Posi LSD 4-Series 19556-10 to your wish list. Gm Chevy 12 Bolt Truck 3. 42 Standard 30 Spline - 3. Built from the 1970s through today (the 8. Housing, with OEM located mounting provisions, seamless steel tubing (3" O. 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. 42 gears from a 88-98 Chevy truck. AMSOIL synthetic gear lubes feature high film strength and premium additives that help sheild gears from metal-to-metal contact for maximum wear control. 5 truck 1972 to 88 10 bolt eaton posi 28 and 8. Searching for the perfect Gm 12 Bolt Posi? Find Gm 12 Bolt Posi and other car and truck automotive parts and accessories on sale here. New, Used and OEM Automotive Parts. They represent an era or a symbol of what makes our country so great as well as a time when you can get in your car, go cruising, and listening to the tune of a ground thumping V8. Freshening a 12-bolt Posi Is Cheap and Easy - Hot Rod Network. I was wondering what the 4x4 guys are doing? Surely a set of 44's in the mud and rocks is every bit as hard or harder on a posi than throwing huge torque through one on asphalt. Information On Car and Truck Repair, Parts and Services New, Used and OEM Automotive Parts For Do It Yourself Car and Truck Repair. Product Tags. Find 12 Bolt Truck Posi on sale here with the largest selection of 12 Bolt Truck Posi anywhere online. has been parked for the last 25+ years!! 8. Gm 12 bolt posi unit keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. Best 12 bolt posi for pro street/strip Drivetrain & Performance Best 12 bolt posi for pro street/strip - Chevy Nova Forum Steve's Nova Site is an automotive enthusiast website dedicated to the 1962 - 1979 Chevrolet Nova, Chevy II and Acadian automobiles. Even better, the 8. We offer a plethora of Chevy Truck 12 Bolt Posi for your vehicle needs. Find great deals on eBay for 12 bolt posi truck and chevy truck 12 bolt posi. Another time open differentials might get you into trouble is when you are driving off-road. Three and a half decades after that initial effort, the small-block Chevy was born. Gears for truck rear are as easy to come by as gears for a car. A different 12-bolt differential was used for light truck applications and those 12-bolt units are not interchangeable. 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. Perfect for that 1970 Camaro Firebird restoration or upgrade for any 1970-1981. 73 & Higher Ratios" -30 spline -4-spring, clutch style positraction -Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth -Fully rebuildable -Assembled in the USA Technical Notes: DTA recommends the use of high grade GL-5 gear. In this step-by-step guide, you learn how. Download these exploded view part diagrams and associated part lists to select an AAM series below that matches your GM vehicle. Thick Gears and Carrier Breaks. 73- (3 series) MONKEY GRIP POSI LIMITED-SLIP DIFFERENTIAL - GM 12 BOLT CAR - 3. 875 Posi Gears Bearing Kit Package 3. 454 engine, fully rebuilt M21 Muncie transmission, fully rebuilt 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. The panhard bar mount will be cast into the center section. I was going to put it in a 1966 impala so it is for a full sized gm car from 1965-1970. Real good work here. You can identify a truck differential by the smaller, 1. 73 rear end. 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. 55 gears, posi, completely rebuilt and. The least expensive online catalog for all your 12 Bolt Chevy Posi needs. Torque Specs for GM Corp 12 Bolt. The result is Chevy GM 12 Bolt TRUCK rear end ring and pinion gears that deliver performance standards set by DANA, one of the world's most trusted supplier of driveline parts. 00 GO TO SHOP. We offer two versions - One for the 10-bolt GM rears 4-3/4 bolt pattern. If anyone else has any pics of there 12 bolt builds post em up. 42 Timken Master Kit Gm 12 - $825. I have a GM 12 bolt rear axle. Many of these differentials are now more than 40 years old and are due for an overhaul. 00 Choose Options Chevy 12 Bolt Truck Powergrip 30 Spline Posi LSD 3-Series New Clutch type posi differential provides aggressive yet smooth traction, perfect for street and performance applications. Whether you’re running off-road, back roads, or city streets, losing traction in the turns is a sign that your rear end needs some care. 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. We offer the most complete selection of restoration parts, styling and performance upgrades, and accessories for your Classic Chevy. You will need a crossover u joint, The cross width is shorter on a 12 bolt, and the cap diameter is smaller on a 12 bolt. I was wondering what the 4x4 guys are doing? Surely a set of 44's in the mud and rocks is every bit as hard or harder on a posi than throwing huge torque through one on asphalt. 73 (3 series) This is the type of posi you would expect to find in most classic muscle cars and trucks. 919-672-2705 6508 Mt. I have 2 rear ends for sale: the first is a 12 bolt from a square body Chevy truck, 63. GM 12-Bolt Truck 8. It has an E under that # It has 6 bolt axles, so it should be a truck of some sort. No matter what you're driving, we have the right 12 Bolt Posi Rear End for your car or truck. This auction is for a 12 bolt TRUCK 4 series Eaton Posi. If you have a four-wheel drive truck, or an SUV, with an open differential on both the front and the back, you could get stuck. We specialize in rebuilding, repairing, restoring and modifying rearends. 10 & up 19555-010. Package includes; New Moser 12-Bolt Made in the U. 875" ring and pinion gear sets 4. Spider gear kit; Fit GM 12 bolt passenger car and truck Dura Grip positraction with 30 spline axles; Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers. 6” 10-bolt is still used in most GM trucks), these housings are the most common on the road, especially for trucks. “I have been involved with hard core rock crawling since 2006 and endurance rock racing in the Ultra4 unlimited class since 2009. The 12-bolt was introduced to performance buyers in 1964. 73 & numerically higher (Series 4). GM 12 bolt carrier identification/ questions, * with pics * When I bought my 57 it came with a 12 bolt posi that I was told was out of a 67-69 camaro, which is the same width as the stock 57 rear, which I believe is 60. Fully assembled and ready to bolt-in. The gear ratio codes are located on the front passenger side of the differential as shown in the illustration below. 10 ratio gt5 code in glove boxnot posi 7. 10 gt5 drum brake rear end axle chevy s10 truck sonoma xtreme 55" long 2wd. The Auburn unit is a cone style posi instead of a clutch style posi and as a result is not a rebuildable unit. Package includes; New Moser 12-Bolt Made in the U. Moser 12-bolt rear ends are a perfect choice for your classic 73-87 C10 truck or muscle car. 73 & numerically lower (Series 2) 2. Posi Lock is an industry-leading manufacturer of gear and bearing pullers. But there are far more important areas of concern. That thoroughly. If you have a four-wheel drive truck, or an SUV, with an open differential on both the front and the back, you could get stuck. No matter what you're driving, we have the right Gm 12 Bolt Posi for your car or truck. New, Used and OEM Automotive Parts. Product Tags. HISTORIC CHANGES. Click icons to view social media pages. GM 12 8 7/8 bolt electric locker. 1975 Chevy Luv 350 V8! Clear CA title on non op.