GMC Sierra 2500 Differentials

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 2010 and down GM 9.25″ IFS
• Uses Koyo bearings and races
• Included are carrier bearings and races, pinion bearings and races, pinion seal, axle seals, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and silicone.

Product Features:

• Fits Chrysler and GM 11.5″
• Finned aluminum

Yukon standard open spider gear kit for 11.5″ GM with 30 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:

• Spider gear kit
• Fits GM 11.5″ open differential
• Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

Differential Carrier

Yukon mini spool for GM 10.5″ 14 bolt truck.

Product Features:

• Fits 10.5″ GM 14 bolt truck
• Provides 100% traction to both wheels at all times
• Installs into standard open carrier case

The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.

Product Features:

• Fits GM and Chrysler 11.5″ with 30 spline axles
• Clutch style positraction
• Smooth design
• Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
• Fully rebuildable
• Assembled in the USA

Eaton positraction shim kit for GM 14T.

Product Features:

• Shim kit
• Fits GM 10.5″ 14 bolt truck Eaton positraction

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

Product Features:

• PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
• STRONG AND DURABLE — Controlled heat treatment process for strength and durability
• OE-STYLE DESIGN — Engineered to meet OE specifications
• COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
• RIGOROUS TESTING — Comprehensive testing throughout design and development processes by National engineers for quality you can count on

USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offers a full line of ring & pinion sets for a variety of common & hard to find applications. USA standard gear offers a standard one year warranty against defects on their ring & pinion sets.

Product Features:

• Fits GM 10.5″ GM 14 bolt truck
• 10.50″ ring gear diameter
• 30 spline pinion
• 12 ring gear bolts
• 3.73 ratio

Product Features:

• Each LuK GearBOX contains all the OE quality bearings needed for a professional transmission repair
• LuK Differential Bearing Kits are designed to meet or exceed OEM requirements. This will ensure customer satisfaction.
• LuK Differential Bearing Kits contain the bearings and seals needed to complete the job.
• LuK Differential Bearing Kits include wear parts such as seals, O-rings, shaft sealing rings, support bearings and spare parts where necessary for eliminating the specific cause of failure.

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!

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.

11.5″ GM standard Open side gear Thrust washer.

Product Features:

• Side gear thrust washer
• Fits GM 11.5″

Product Features:

• CRUSH SLEEVE 14 BOLT 10.5 (3124) 1989 UP MIN ORDER 1000

Bearing race driver. No return.

Product Features:

• Bearing race driver
• Fits LM104911 race
• All steel construction

Remanufactured Rear Axle assemblies are completely disassembled, thoroughly cleaned and reassembled using new wear parts. Units are assembled, sealed & include backing plates, axle shafts & fluid.

Product Features:

• Rear axles are assembled with backing plates & axle shafts, and filled with fluid prior to shipping
• Axles are fully painted & shipped securely in environmentally safe and recyclable containers that are the perfect size for returning your original core
• Our complete Rear axle assemblies mean you just hang brakes, connect suspension & go! Your installation will be simple and trouble free
• Remember to match axle ratio to original. For 4WD rear axle must match front axle ratio

14T ring gear bolt 4.11 & down. 9/16″ x 18. 2.085″ overall length.

Product Features:

• Ring gear bolt for GM 10.5″ 14 bolt truck
• 4.11 and down ratio
• 1/2″ x 18 thread
• 2.085″ overall length

Differential Cover B

Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:

• PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
• SMOOTH ROTATION – Crowned raceways for even load distribution
• OE-STYLE DESIGN – Engineered to meet OE specifications
• COMPREHENSIVE COVERAGE – Industry-leading coverage for domestic and import applications
• RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

11.5 GM spanner adjuster nut.

Product Features:

• Side adjuster
• Fits GM 11.5″

10.5″ & 11.5″ GM & Dodge pinion seal.Yukon Mighty seal.

Product Features:

• Pinion seal
• Fits Chrysler 10.5″ and 11.5″

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!

Product Features:

• Powertrax® proves that you don’t have to choose between the superior traction of a locking differential and smooth handling and drivability of an open differential. Powertrax Lock-Right Lockers, No-Slip Traction Systems and GRIP limited slip differentials and lockers give you 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!

11.5″ GM standard Open pinion gear Thrust washer.

Product Features:

• Pinion gear thrust washer
• Fits GM 11.5″

Product Features:

• MINI INSTALL KIT GM9.2IFS 98 & ON

Adjuster lock bolt for left hand case half of 7.2″ and 9.25″ GM IFS.

Product Features:

• Side adjuster lock bolt
• Fits GM 7.2″ IFS and 9.25″ IFS