1999 Chevrolet K1500 Differentials

Side bearing adjuster lock for 8.25″ GM IFS.

Product Features:

• Side adjuster lock for GM 8.25″ IFS

This axle differential seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this axle differential seal is designed to match the fit and function of the original seal on specified vehicles.
• Restores functionality – this seal is made to fit and fully restore part functionality after the original seal fails.
• 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

Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.6″, 7.6″ IFS, 8.5″, 8.6″ & 9.5″.

Product Features:

• Pinion nut washer for GM 7.2″ IFS, 7.5″, 7.625″, 7.6″ IFS, 8.5″, 8.6″ and 9.5″.

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!

Yukon Minimum installation kits are a low cost solution for gear changes in newer vehicles where the bearings can be reused. This kit uses all high quality components to ensure a smooth set up. kit includes a pinion seal, crush sleeve (if applicable), complete shim kit, marking compound and brush.

Product Features:

• Fits GM 8.25″ IFS
• Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.

Yukon 1541H alloy rear axle for ’80-’90 8.5″ GM 4WD truck with a length of 31-1/2″ inches and 28 splines. Yukon 1541H alloy axles offer a strength increase over stock while retaining a low cost. Yukon 1541H alloy rear axles come with a one year warranty against manufacturing defects. This is a C-clip axle.

Product Features:

• Fits 1980-1990 GM 8.5″ truck with 4 wheel drive
• 28 spline
• 31 1/2″ long
• 6 lug

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 9.5″
• 4-spring, clutch style positraction
• Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
• Fully rebuildable
• Assembled in the USA

Positraction clutch guide.

Product Features:

• Clutch guide for Chrysler 9.25″, Dana Spicer 44, Dana Spicer 50, Ford 8.8″, GM 12 bolt passenger car, GM 8.2″, 8.5″ and 8.6″, 1963-1979 Corvette and Nissan Titan
• Compatible with Dura Grip positractions only

Yukon standard open spider gear kit for 8.25″ GM IFS. 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 8.25″ IFS front
• Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

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 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

Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:

• Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive

Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty. 2010 GM 8.25IFS Front ends equipped w/ factory 3.08 gear will need a new carrier when changing ratio. When purchasing 3.42 & up gears for a factory 3.08 application you must also purchase a YC G26018131 case with it. Deck Height w/ 3.08 Ratio 1.780″ Deck height w/ 3.42 & up Ratio 1.920″.

Product Features:

• Fits 2013 and down GM 8.25″ IFS
• 8.25″ ring gear diameter
• 30 spline pinion
• 10 ring gear bolts
• 4.88 ratio

This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:

• Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles.
• Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid.
• Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

Product Features:

• MINI SPOOL GM 10 BOLT 8 1/2″ 28 SPLINE

Standard open cross pin (0.795″ diameter) for 8.5″ GM. fits some Eaton positractions.

Product Features:

• Cross pin shaft for GM 8.5″ and 8.6″
• Fits standard open differentials only
• 0.795″ diameter

Product Features:

• Spider gear kit
• Fits GM 8.5″ 28 spline open differential
• Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

Product Features:

• Super carrier shim kit for Ford 8.8″, GM 12 bolt passenger car and truck, GM 8.0″, 8.6″, 8.6″ IRS and 1963-1979 Corvette
• Interlocking design makes installation much easier

8.5, 9.5, & 8.2 Buick, Oldsmobile, Pontiac GM REDI sleeve yoke saver.Yukon Mighty seal.

Product Features:

• Pinion Redi-sleeve
• Fits GM 8.5″, 9.5″ and 8.2″ Buick, Oldsmobile and Pontiac

Product Features:

• Super carrier shim kit for Ford 7.5″, GM 7.5″, 7.625″, 7.6″ IFS, 7.6″ IRS, 7.75″, 8.2″, 8.2″ Buick, Oldsmobile and Pontiac and GM 8.5″ front and rear
• Interlocking design makes installation much easier

Side gear thrust washer for 8.25″ GM IFS.

Product Features:

• Side gear thrust washer
• Fits GM 8.25″ IFS

Product Features:

• CRUSH SLEEVE 9.5 GM 14BLT MIN ORDER 1000

Pinion seal for 9.5″ GM (’79-’97).Yukon Mighty seal.

Product Features:

• Pinion seal
• Fits 1997 and down GM 9.5″

Loaded 8.25″ standard Open carrier case. 3.42 & Up gear ratio. The deck height is different for applications with 3.08 gears.

Product Features:

• Standard open carrier case and spiders
• Fits GM 8.25″
• 3.42 and up ratio only

Product Features:

• MINI INSTALL KIT-GM9.5/CHRY9.25 FRT

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.

GM 9.5″ ring gear bolt. 12mm x 1.5.

Product Features:

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

Product Features:

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