Oldsmobile Cutlass Calais Differentials

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.

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

Product Features:

• MINI INSTALL KIT GM 7.5

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!

Product Features:

• GM12 BOLT CAR SOLID SPACER & SHIMS

This differential pinion shaft lock bolt 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 differential pinion shaft lock bolt matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this bolt 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

Product Features:

• GM 10BL 8.5 R/P 4.88 FRT/REAR MGP

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

Product Features:

• RING GEAR BOLT 8.5″ 7.5″ 7/16 X 20 LEFT HAND

Product Features:

• KIT SHIM

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!

Product Features:

• GM10 BOLT 8.5″ 28 SPL INTERNAL KIT (OPEN)

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

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

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Unsurpassed quality you can trust
• Validated for fit, form and function
• Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

Motive Gear Mini-Spools replace your stock spider and side gears with a solid billet mini-spool for 100% traction to both wheels. Not recommended for street applications.

Product Features:

• Billet construction
• Not recommended for street applications
• GM7.5″ MINI SPOOL 26 SPLINE

MiniSpool

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:

• SUPERKIT – GM*7.5*1982-98*TIMKIN* EXCEPT 1990-2002 ASTRO/SAFARI

Motive Gear Differential Bearing Kits Include Front & Rear Pinion Bearing, Pinion Seal, Carrier Bearings, Pilot Bearing Where Applicable, Gear Marking Compound, Crush Sleeve, Pinion Nut, Brush, Thread Locking Compound And Cover Gasket Or Rtv

Product Features:

• MASTER BEARING KIT GM7.5 B MODEL CAR 78-87 METRIC HOUSING

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
• Crowned raceways and rollers to ensure even load distribution for maximum life
• Industry leading coverage
• Professional technicians know they can depend on National

Spectre’s Differential Covers are made to OEM specifications and are triple chrome plated for a lasting shine. Designed to protect the intricate moving parts of the differential, Spectre’s covers add an extra layer of protection to the vehicle’s underside. Featuring a 10-bolt design and includes a gasket, this differential cover is designed to fit 1978 and up Chevy/GM intermediates, 1982 and up Chevy Camaro/Pontiac Firebird, 1993-2002 Chevy Camaro/Pontiac Firebird V6, 1982-2003 Chevy S10/S15/Envoy, 1985-1998 Chevy Astro/GMC Safari, and 1998-2003 Isuzu differentials. Includes 10 SAE standard chrome bolts for installation. You’ll need to supply your own bolts if your application requires metric bolts.

Product Features:

• 10 bolt design cover
• Includes gasket
• Triple chrome plated for a lasting shine
• 10 chrome 5/16 inch -18 x 3/4 inch differential cover bolts included

DIFF COVER KIT

DIFF COVER KIT