Shelby Cobra Differentials

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!

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

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

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:

• Design type: spring loaded; multi-lip
• Temperature range: -100°F to 450°F; -73°C to 232°C
• Resistant to hydrocarbon/oxygenate blends and provides superior performance
• Provides excellent dry running capabilities, low coefficient of friction and excellent resistance to chemicals
• Delivers quality and reliable performance for every type of repair

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

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:

• CARRIER SHIM – DANA 44

Product Features:

• MINI SPOOL – DANA 44, 30 SPL.

Product Features:

• PINION YOKE
• CAST:1310
• U-BOLT STYLE

Product Features:

• MINI INSTALL KIT DANA 44

Product Features:

• KIT SHIM

Product Features:

• PINION SHIM – DANA 44

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:

• D30 PRE-LOAD SPACER (SHIM PACK)

Product Features:

• DANA-44 R/P 4.09 STD MG 22745-5X

Product Features:

• DANA-44 R/P 4.89 STD MG 23053-5X

Product Features:

• DANA-44 R/P 4.27 STD MG 23064-5X

Product Features:

• DANA-44 R/P 5.13 RUBICON – THICK HAS BOTH 7/16 & 3/8″ BOLT PATTERN

Product Features:

• DANA-44 R/P 4.56 STD MG

Product Features:

• DANA-44 R/P 4.56 RUBICON – THICK HAS BOTH 7/16 & 3/8″ BOLT PATTERN

Product Features:

• DANA 44 R/P 3.92 STD MG

Product Features:

• DANA 44 R&P 5:89 RATIO STD CUT

Product Features:

• DANA-44 R/P 5.38 STD MG