Pontiac Grand Prix Differentials

3 Qt. Penzoil 80W90 conventional gear Oil.

Product Features:

• Includes three quarts of conventional oil

Standard open cross pin (0.795″ diameter) for 8.5″ GM. fits some Eaton positractions.

Product Features:

• Cross pin shaft for GM 8.5″ and 8.6″
• Fits standard open differentials only
• 0.795″ diameter

National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

• Designed to repair damaged, grooved or worn shafts
• Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
• Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
• Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
• Easy to install with removable flange and installation tool
• Installation tool reduces sleeve distortion and allows for installation without removal from the shaft

Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o

Product Features:

• Fits GM 8.2″ Buick, Oldsmobile and Pontiac
• Adapt GM gears for BOP housing

USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.

Product Features:

• Fits 8.2″ Buick, Oldsmobile and Pontiac
• Uses Koyo bearings and races
• Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

• All products are designed to meet or exceed OE quality, form, fit and funtion.

Value-priced bearing meets all cataloged application requirements.

Product Features:

• Brand may vary by location

This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:

• Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
• Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
• Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

3/8″ ring gear bolt washer for GM 12 bolt car & truck, 8.2 BOP & more.

Product Features:

• Ring gear bolt washer for GM 12 bolt car and truck, 1955-1964 passenger car, 1963-1979 Corvette and 8.2″ Buick, Oldsmobile and Pontiac

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

• All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:

• Shim kit
• Fits GM 7.5″ and 7.625″ with Eaton positraction

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

• All products are designed to meet or exceed OE quality, form, fit and funtion.

Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

• All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:

• GM 10BL 8.5 R/P 3.90 MG FRT/REAR

8.5″ & 8.6″ GM standard Open pinion gear Thrust washer. also fits 8.5″ Eaton with 0.795″ cross pin.

Product Features:

• Pinion gear thrust washer for GM 8.5″ and 8.6″
• Fits standard open differentials only
• 0.795″ I.D.

Yukon positraction internals (0.795″ diameter) for 8.5″ GM with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects. This kit is compatible with Yukon Dura Grip or Eaton positractions. It will not fit a factory Gov-Loc positraction.

Product Features:

• Spider gear kit
• Fits GM 8.5″ with 28 spline Dura Grip positraction
• Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

Product Features:

• Clutch kit
• Fits Ford 8.8″, 1963-1979 Corvette, GM 12 bolt passenger car and truck, 8.2″, 8.5″ and 8.6″ Dura Grip positraction
• 14 piece kit
• Carbon fiber clutches

This differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this differential crush sleeve is designed to match the fit and function of the original sleeve on specified vehicles
• Required replacement – when servicing the differential
• Durable construction – this part is made from quality materials to ensure reliable performance and long service life
• Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

Product Features:

• Positraction spring kit
• Fits GM 7.5″ and 7.625″ Dura Grip
• Includes preload plates

Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.2″ & 8.5″ differential. This kit contains carrier bearings, races and shims.

Product Features:

• Fits GM 7.5″, 7.625″ 8.2″ and 8.5″
• Includes carrier bearings and races and “super” carrier shim kit

8.5″ GM standard Open case, 2.73 & up, 28 or 30 spline.

Product Features:

• Standard open carrier case
• Fits GM 8.5″ with 28 or 30 spline axles
• 2.73 and up ratio only
• Does not include spider gears

Pro-King is the leading supplier of transmission and driveline products in the aftermarket.

Product Features:

• All products are designed to meet or exceed OE quality, form, fit and funtion.

For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!The Powertrax® Lock-Right Locker provides outstanding traction for off-road machines and race vehicles. Powertrax No-Slip Traction Systems deliver excellent performance to street-driven cars and trucks.

Powertrax® lockers range from the original, Lock-Right for serious straight-line performance, to the No-Slip traction system for street-able vehicles.

Powertrax® offers three levels of GRIP locking differentials, ranging from the clutch-type GRIP LS with a forged steel case, the gear-driven GRIP PRO and finally the GRIP LOK for extreme traction.

Powertrax® = Extreme Traction Systems!