Buick Wildcat Drivetrains

Yukon yoke for GM 12 bolt car & truck, 1330 u/joint size. 3.625″ snap ring span, 1.062″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:

• Fits GM 12 bolt passenger car and truck
• 30 spline
• 1330 u-joint size
• Outside snap ring design
• 3.625″ snap ring span
• 1.062″ cap diameter
• U-bolt style

Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses Timken bearings and races along with high quality seals and small parts. Included in this kit 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), Thread locking compound, and marking compound with brush. Yukon’s Master Overhaul kits are the most comprehensive and complete kits on the market. They do extensive research to ensure that every kit is specially tailored to your application. Includes Econ shims.

Product Features:

• Fits GM 8.875″
• Included are Timken 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 silicone.

Product Features:

• Spider gear kit
• Fits GM 12 bolt passenger car and truck open differential with 30 spline axles
• Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

• Premium bearing design matches OEM specifications
• Precision manufactured using premium-grade steel for outstanding durability and performance
• Crowned raceways and rollers to ensure even load distribution for maximum life
• Industry leading coverage
• Professional technicians know they can depend on National

Standard Open side gear thrust washer for 12P and 12T GM.

Product Features:

• Side gear thust washer for GM 12 bolt passenger car and truck
• Fits standard open differentials only

Universal Joint Strap Kit

GM 12P DURA GRIP case, bare, 3.08-3.90, 30spline & 33spline.

Product Features:

• Dura Grip positraction carrier case
• Does not include spider gears
• Fits GM 12 bolt passenger car
• 3.08 – 3.90 ratios only

The Powertrax Lock-Right ultra-strength alloy locker’s straight-line performance is equal to a solid spool, but automatically unlocks in turns. Best suited for extreme off-road to severe on-road use, Powertrax Lock Right lockers replace the spider gears in your open differential carrier using basic tools and without affecting your ring and pinion settings. The whole job can be done in your driveway in a couple of hours, pin included! 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!

12P, 12T, CI VET, & 55GM 8460N REDI sleeve yoke saver.Yukon Mighty seal.

Product Features:

• Pinion Redi-sleeve
• Fits GM 12 bolt passenger car, 12 bolt truck and 1963-1979 Corvette

Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades. Carrier installation kit for GM 8.6″, 12 bolt car and 12 bolt truck differential. This kit contains carrier bearings, races and shims.

Product Features:

• Fits GM 12 bolt passenger car and truck and 8.6″
• Includes carrier bearings and races and “super” carrier shim kit

Pinion nut washer for GM 12 bolt car & truck, 55-62 GM car & truck, GM 8.2″ & 63-79 Corvette.

Product Features:

• Pinion nut washer for GM 12 bolt car and truck, 1955-1964 GM car and truck, GM 8.2″ and 1963-1979 Corvette.

Value-priced bearing meets all cataloged application requirements.

Product Features:

• Brand may vary by location

1310 U-bolts, 5/16″ x 1-3/8″ Dana 30, Dana 44, 8.2″, 12P, 12T, VET, Model 20.

Product Features:

• u-joint u-bolt kit
• Fits AMC Model 20, Dana Spicer 30 and 44, GM 8.2″, 12 bolt passenger car and truck and 1963-1979 Corvette
• 1310 u-joint size
• Includes two u-bolts and four nuts

Yukon positraction internals (0.806″ diameter) for GM 12P and 12T with 30 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.

Product Features:

• 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.

This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
• 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

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

This drive axle shaft lock C-clip is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this drive axle shaft lock C-clip matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this clip is a reliable replacement for an original part that is missing or has failed due to fatigue
• 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

Yukon Pinion installation kits are a terrific solution for gear installation on lower mileage vehicles where the carrier bearings & races can be reused. This kit uses Timken bearings and races along with a high quality pinion seal and small parts. Included in this kit are the pinion bearings and races, pilot bearing (if applicable), crush sleeve (if applicable), complete pinion shim kit, thread locker, and marking compound with brush. Yukon does extensive research for each application to make sure your kit will arrive with all the correct parts you need to install your pinion gear.

Product Features:

• Fits GM 12 bolt passenger car
• Included are pinion bearings and races, pinion seal, crush sleeve, complete pinion shim kit, and marking compound with brush.

Chrome cover for GM 12P.

Product Features:

• Fits GM 12 bolt passenger car
• Chrome

Standard Open and positraction cross pin shaft for GM 12T, 12P, and 55T.

Product Features:

• Cross pin shaft for GM 12 bolt passenger car and truck
• Fits standard open and positraction applications

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
• 18 piece kit
• Steel clutches

Product Features:

• Brand may vary by location

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:

• Low swell in hydrocarbon fluids
• Design type: spring loaded; multi-lip
• Provides good low temperature capability
• Temperature range: -40°F to 225°F; -40°C to 107°C
• Delivers quality and reliable performance for every type of repair

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

• Premium bearing design matches OEM specifications
• Precision manufactured using premium-grade steel for outstanding durability and performance
• Crowned raceways and rollers to ensure even load distribution for maximum life
• Industry leading coverage
• Professional technicians know they can depend on National

National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:

• Premium bearing design matches OEM specifications
• Precision manufactured using premium-grade steel for outstanding durability and performance
• Controlled heat treating process for lasting performance and extended bearing life
• Industry leading coverage
• Professional technicians know they can depend on National