GMC Sierra 2500 HD Drivetrains

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

Product Features:

• RIGHT TYPE — Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
• PREMIUM MATERIALS — Precision manufactured using high-quality materials for outstanding durability and performance
• 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

GM 9.25 IFS side seal, 1998 & up.Yukon Mighty seal.

Product Features:

• Stub axle seal
• Fits 1998 and up GM 9.25″ IFS
• 2.40″ O.D.

AxleHubBolt

This transfer case adapter seal matches the fit and function of worn or damaged original equipment part. This seal should be replaced as part any service that requires the transfer case and transmission to be separated.

Product Features:

• Ideal replacement – this transfer case adapter O-ring is a direct replacement for a worn or damaged original equipment seal between the transfer case and transmission
• Convenient on-hand part – this seal should be replaced whenever the transfer case is removed for service
• Application-specific design – this O-ring has been designed of durable materials specifically for this vehicle application
• Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life

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!

Product Features:

• Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
• 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
• Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
• Serviceable construction – non-staked universal joints are designed for future serviceability

Transfer case control module no longer in control? Restore it cost-effectively with this replacement module that provides the same function and performance of the original on specific vehicles.

Product Features:

• Direct replacement – this transfer case control module directly replaces the original equipment modules on certain vehicle years, makes and models
• Effective fix – replacement restores transfer case motor control and addresses trouble codes
• Thoroughly tested – each module undergoes rigorous testing to ensure reliable performance
• Trustworthy quality – backed by team of engineers and inspectors in the United States

Product Features:

• BUILT TO LAST: Advanced heat treatment process for strength
• PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
• RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
• 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

Product Features:

• RIGHT TYPE: Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
• PREMIUM MATERIALS: Precision manufactured using high-quality materials for outstanding durability and performance
• 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

Center support bearings or Carrier Support Bearings are used when the driveshaft is split into two sections. It serves as a junction on the drive shaft between the transmission and the differential allowing the driveshaft to flex, relieving stress on other drive line components. Each part is engineered and designed to OE Standards. Applicable to CADI 07-19; CHEV 07-19; GMC 07-19;. Please verify your application.

Product Features:

• MAXIMUM VIBRATION DAMPENING: Rubber cushion is made of high grade rubber that ensures maximum dampening of vibration and the ability to absorb over loads.
• HEAVY GAUGE STEEL FRAME: The housing frame is made from heavy gauge steel with durability that extends the service life.
• READY TO INSTALL: Most center supports include a sealed bearing and dust shield and are ready to install.
• For Years: 2007-2019
• Weight approx: 3 Lbs
• BEARING ID / BORE: 1.5750 INCH / 40 MM
• CENTERLINE: 2.00 INCH / 51 MM
• MOUNT WIDTH: 6.62 INCH / 168 MM
• OCTAGON
• WITHOUT PLATE
• WITH STUDS

All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!

Product Features:

• Side gear spacer sleeve
• Fits GM 9.25″ IFS

With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

Product Features:

• High-precision and High-quality components used in all KITs
• Coverage of classic and new high-tech solutions for the best system coverage

Drive shaft slip yoke vibrating, clunking or failed completely? This slip yoke directly replaces the original equipment on specific vehicle years, makes and models.

Product Features:

• Direct replacement – this drive shaft slip yoke directly replaces the original equipment yoke on specified vehicles
• Effective fix – replacement restores safe, smooth driveline operation
• Rigorously tested – designed and evaluated to assure safe, reliable operation
• Trustworthy quality – backed by team of engineers and inspectors in the United States

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!

Eaton positraction shim kit for 9.5″ GM.

Product Features:

• Shim kit
• Fits GM 9.5″ Eaton positraction

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

Product Features:

• Pinion nut for GM and Chrysler 11.5″
• 12 point 36mm socket

Yukon Performance steel spool for GM 14T with 30 spline axles. fits 4.10 and down. Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Yukon Performance spools come with a one year warranty against manufacturing defects.

Product Features:

• Fits GM 10.5″ 14 bolt truck with 30 spline axles
• 4.10 and down ratio only or 4.56 and up thick gears
• Provides 100% traction to both wheels at all times
• Not recommended for street driven vehicles

Left hand adjuster lock nut for 9.25″ GM.

Product Features:

• Side adjuster lock nut
• Fits GM 9.25″

Product Features:

• KIT SHIM SIDE 9.5″ GM

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 on and off-road, check out Motive Gear. Motive Gear products can be found in the winner’s circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of racing development, outstanding design and state-of-the-art manufacturing methods. Extensive testing is performed on all products by our in-house engineers.

GM 9.5″ ring gear bolt. 12mm x 1.5.

Product Features:

• Ring gear bolt for GM 9.2″
• 12mm x 1.5

This transfer case oil drain plug 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 transfer case oil drain plug matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this plug 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