Fits select 1975-2004 Chrysler, Dodge, Jeep, and Plymouth models equipped with the Chrysler 8.25-inch differential.

The USA Standard Gear Master Overhaul Kit (ZK C8.25-B) provides all the necessary components for a comprehensive differential rebuild or gear ratio change. This kit utilizes premium Koyo and Timken bearings and races to ensure precise tolerances and long-term reliability. Designed to eliminate the guesswork, this comprehensive kit includes the high-wear parts and specialized hardware required to achieve proper bearing preload and gear tooth contact patterns during installation.

• Premium Koyo/Timken carrier bearings and races
• Pinion bearings and races
• High-quality pinion seal and pinion nut
• Complete shim kit for professional setup
• Ring gear bolts and crush sleeve
• Gasket, thread locker, marking compound, and applicator brush
• Manufacturer Part Number: ZK C8.25-B

Fits select 1985-2017 Lexus GX470 and Toyota 4Runner, FJ Cruiser, Pickup, and Tacoma (V6 and Turbo 4 engines).

The Yukon Gear Master Overhaul Kit (YK TV6) is the most comprehensive solution for a professional differential rebuild. Designed specifically for Toyota V6 and Turbo 4 rear differentials, this kit provides every component necessary for a complete setup, ensuring proper gear mesh and long-term reliability. Yukon utilizes premium bearings and races from industry leaders like Koyo and Timken to meet or exceed original equipment specifications.

This kit eliminates the guesswork of sourcing individual components by including critical installation hardware such as oil baffles and slingers that are often omitted in lesser kits. Whether you are installing new ring and pinion gears or refreshing a high-mileage unit, this master kit ensures a precise, quiet, and durable installation.

• Manufacturer Part Number: YK TV6
• Carrier bearings and races
• Pinion bearings and races
• Pinion seal and pinion nut
• Complete shim kit and ring gear bolts
• Crush sleeve, oil baffles, and slingers
• Thread locker, marking compound with brush, and gasket

Fits select 1993-2015 Toyota Tacoma, 4Runner, FJ Cruiser, Tundra, T100, and Lexus GX470 equipped with a factory electric locking differential.

The Yukon Master Overhaul Kit (YK TACOMA-LOC) is a comprehensive solution designed for a complete and reliable differential rebuild. This kit eliminates the need to source individual parts by providing every component required for a professional installation. Yukon utilizes premium Timken bearings and races, known for high-load capacity and precise tolerances, to ensure your drivetrain operates smoothly and quietly.

• Timken carrier bearings and races
• Timken pinion bearings and races
• Pinion seal and pinion nut
• Complete shim kit for precise gear pattern adjustment
• High-strength ring gear bolts
• Crush sleeve, oil baffles, and slingers
• Installation supplies: Thread locker, marking compound with brush, and silicone sealant

Whether you are performing a routine service or a complete gear swap, this kit provides the high-quality hardware and seals necessary to restore factory performance to your Toyota's rear end.

Fits select 1995-2007 Toyota 4Runner, Sequoia, Tacoma, and Tundra with 7.5" reverse rotation IFS front differentials. This Yukon Gear Master Overhaul Kit provides every component required for a professional differential rebuild or ring and pinion installation.

Engineered for durability and precise tolerances, this kit features premium Timken bearings and races to ensure smooth operation and longevity under load. As a comprehensive solution, it eliminates the need to source individual seals or hardware, providing a complete set of application-specific parts for the Toyota 7.5" reverse rotation front end.

• Includes Timken carrier bearings and races
• Includes Timken pinion bearings and races
• Pinion seal and axle seals
• Complete shim kit for precise gear patterning
• Ring gear bolts and pinion nut
• Crush sleeve, oil baffles, and slingers
• Thread locker, marking compound with brush, and silicone sealant
• Manufacturer Part Number: YK T7.5-REV-FULL

Fits select 1993-2015 Toyota T100, Tacoma, Tundra, and Sequoia (Rear Differential without Factory Locker).

The Yukon Gear Master Overhaul Kit (YK T100) is a comprehensive solution designed for professional-grade differential rebuilds and gear installations. This kit is specifically curated for Toyota rear differentials without a factory locking differential, providing every necessary component to ensure a precise setup and long-term reliability. By utilizing premium Timken bearings and races, Yukon minimizes friction and heat, extending the life of your drivetrain under both daily driving and off-road conditions.

Yukon performs extensive research to ensure each kit contains the exact shims and seals required for the specific application, eliminating the downtime associated with sourcing individual small parts. Whether you are replacing a worn assembly or installing a new ring and pinion set, this kit provides the technical components needed for correct backlash and pinion depth adjustment.

• Timken carrier bearings and races
• Timken pinion bearings and races
• High-quality pinion seal and pinion nut
• Complete shim kit for precision adjustments
• Crush sleeve, oil baffles, and slingers
• Thread locker, marking compound with brush, and silicone
• Manufacturer Part Number: YK T100

Fits 2007-2019 Toyota Tundra models equipped with the 10.5-inch rear differential.

The Yukon Gear Master Overhaul Kit (YK T10.5) is the most comprehensive solution for technicians and owners performing a complete differential rebuild or gear ratio change. This kit is engineered to provide every component required to ensure a precise, long-lasting installation, centering around premium Timken bearings and races known for their superior tolerances and durability under heavy load.

Yukon conducts extensive application research to ensure each kit includes the exact hardware and seals needed for the Toyota T10.5 rear end, eliminating downtime spent sourcing individual small parts. This kit provides all necessary shims and compounds to correctly set pinion depth, preload, and backlash.

• Timken carrier bearings and races
• Timken pinion bearings and races
• High-quality pinion seal
• Complete shim kit
• Ring gear bolts and pinion nut
• Crush sleeve
• Thread locker, marking compound with brush, and silicone sealant
• Manufacturer Part Number: YK T10.5

Fits select 2003-2015 Nissan Frontier, Pathfinder, Titan, and Xterra models equipped with the M226 rear differential.

The Yukon Gear Master Overhaul Kit (MPN: YK NM226) is the most comprehensive solution for a professional differential rebuild. This kit is designed to eliminate the downtime of sourcing individual components, providing every part required to properly set up your ring and pinion. By utilizing high-grade Timken bearings and races, this kit ensures your differential maintains precise tolerances and long-term durability under heavy-duty use.

• Carrier bearings and races
• Pinion bearings and races
• High-quality pinion seal and crush sleeve
• Complete shim kit and ring gear bolts
• Pinion nut and thread locker
• Marking compound with application brush
• Silicone sealant

Fits 1963-1979 Chevrolet Corvette (Base, Stingray, and Anniversary editions).

The Yukon Master Overhaul Kit is the most comprehensive solution for rebuilding the differential in your C2 or C3 Corvette. Designed for professional installers and dedicated enthusiasts, this kit provides every critical component required to complete a high-quality differential service or gear ratio change. By utilizing premium Timken bearings and races, Yukon ensures your drivetrain benefits from reduced friction and long-term durability under varying load conditions.

This kit eliminates the guesswork of sourcing individual parts by including application-specific shims, seals, and hardware. Whether you are addressing a noisy rear end or performing a full restoration, the YK GMVET-CI kit provides the reliability and precision fitment necessary for the unique Corvette independent rear suspension setup.

• Premium Timken carrier and pinion bearings and races
• Pinion seal and pinion nut
• Complete shim kit for precise gear pattern adjustment
• Ring gear bolts and crush sleeve
• Thread locker, marking compound with applicator brush, and gasket
• Manufacturer Part Number: YK GMVET-CI

Fits select 2014-2025 Cadillac Escalade, Chevrolet Silverado, Suburban, Tahoe, Express, and GMC Sierra, Yukon, and Savana models with the GM 9.5" 12-bolt rear differential cover.

The Yukon Gear Master Overhaul Kit is the most comprehensive solution for rebuilding or servicing your GM 9.5-inch differential. This kit is engineered to provide every necessary component for a complete professional-grade installation, ensuring you have the correct tolerances and high-durability seals required for long-term gear life. Yukon utilizes premium Timken bearings and races to reduce friction and heat within the housing, paired with high-quality seals and hardware that meet or exceed OE specifications.

• Includes high-performance Timken bearings and races
• Pinion seal and carrier bearings
• Complete shim kit for precise gear pattern adjustment
• New ring gear bolts and pinion nut
• Crush sleeve and gasket
• Installation essentials: thread locker, marking compound, and applicator brush
• Manufacturer Part Number: YK GM9.5-12B

Fits select 2009-2019 Cadillac Escalade, Chevrolet Silverado/Tahoe/Suburban, GMC Sierra/Yukon, Hummer H3, and Saab 9-7x with the GM 8.6-inch rear differential.

The Yukon Gear Master Overhaul Kit (YK GM8.6-B) is the most comprehensive solution for technicians and DIYers performing a differential rebuild or gear ratio change. This kit is engineered to provide every component necessary to complete the job correctly the first time, eliminating downtime caused by missing small parts. Yukon utilizes premium Timken bearings and races to ensure optimal tolerances, reduced heat, and long-term durability under load.

This kit includes all essential hardware for a professional installation, featuring high-quality seals and a complete shim kit for precise carrier and pinion depth adjustment. Whether you are addressing a noisy rear end or installing a new ring and pinion set, this master kit provides the reliability required for GM 8.6" applications.

• Manufacturer Part Number: YK GM8.6-B
• Bearings: Premium Timken carrier and pinion bearings and races
• Pinion Components: Pinion seal, pinion nut, and crush sleeve
• Installation Hardware: Ring gear bolts, thread locker, and marking compound with brush
• Adjustment Tools: Complete shim kit for precise setup
• Sealing: High-quality differential gasket included

Fits select 1999-2008 Buick, Cadillac, Chevrolet, and GMC vehicles with the GM 8.6-inch rear differential. This Yukon Master Overhaul Kit provides every necessary component for a complete differential service, gear swap, or rebuild, ensuring professional-grade reliability and proper gear mesh.

Assembled with premium Timken bearings and races, this kit is engineered for longevity and precise tolerances. Yukon performs extensive application research to ensure this comprehensive kit eliminates downtime by including specific hardware often overlooked in lesser kits, such as ring gear bolts and a complete shim set for fine-tuning the backlash and carrier preload.

• Manufacturer Part Number: YK GM8.6-A
• Carrier bearings and races (Timken)
• Pinion bearings and races (Timken)
• High-quality pinion seal and gasket
• Complete shim kit for precision adjustment
• Ring gear bolts and pinion nut
• Crush sleeve and thread locker
• Marking compound with applicator brush

Fits select 1970-2003 Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles equipped with a GM 8.5-inch rear differential and aftermarket Positraction.

The Yukon Gear Master Overhaul Kit (MPN YK GM8.5-HD) is a professional-grade solution for technicians and DIY builders performing a complete differential rebuild or gear ratio change. This kit is specifically designed for applications utilizing an aftermarket Positraction unit in the GM 8.5" housing, ensuring proper fitment where standard OE-spec kits may differ. Yukon utilizes premium Timken bearings and races to maintain precise tolerances and long-term durability under heavy load.

• Manufacturer Part Number: YK GM8.5-HD
• Premium Components: Includes industry-leading Timken bearings and races for the carrier and pinion.
• Complete Installation Hardware: Comes with a comprehensive shim kit, high-quality pinion seal, ring gear bolts, pinion nut, and crush sleeve.
• Setup Essentials: Includes gear marking compound with brush, thread locker, and gasket for a professional finish.
• Application Note: Engineered specifically for 8.5" GM differentials updated with aftermarket Positraction units.

The Yukon Gear Master Overhaul Kit (YK GM8.5) is the most comprehensive solution for servicing or rebuilding a GM 8.5-inch rear differential. This kit is designed for professional-grade installations, utilizing premium Timken bearings and races to ensure precise tolerances and long-term durability under load.

Fits select 1970-2003 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles equipped with the GM 8.5" rear axle. Whether you are performing a gear swap or a full maintenance rebuild, this kit provides all necessary components to set correct gear mesh and bearing preload without the need to source individual hardware.

• Manufacturer Part Number: YK GM8.5
• High-quality Timken carrier bearings and races
• Pinion bearings and races
• Pinion seal and housing gasket
• Complete shim kit for precision adjustments
• New ring gear bolts and pinion nut
• Crush sleeve and thread locker
• Marking compound with applicator brush included

Fits select 1964-1972 Buick, Oldsmobile, and Pontiac models with the GM 8.2-inch "BOP" differential, including Skylark, Cutlass, Firebird, and GTO.

The Yukon Gear Master Overhaul Kit (YK GM8.2BOP) provides a professional-grade solution for complete differential rebuilds or gear ratio changes. This kit eliminates the guesswork by providing every component needed to restore factory-spec tolerances and performance. Yukon focuses on reliability by utilizing premium Timken bearings and races, which are known for tighter tolerances and longer service life compared to standard aftermarket alternatives.

• Premium Timken carrier and pinion bearings and races for reduced friction and heat
• Comprehensive shim kit for precise setting of pinion depth and carrier preload
• Complete hardware set including ring gear bolts and a new pinion nut
• Includes all necessary seals and gaskets to ensure a leak-free assembly
• Manufacturer Part Number: YK GM8.2BOP

Kit Includes: Carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush, and gasket.

Fits select 1999-2017 Cadillac Escalade, Chevrolet Silverado, Tahoe, and Suburban, and GMC Sierra and Yukon models equipped with the GM 8.25-inch Independent Front Suspension (IFS) differential.

The Yukon Gear Master Overhaul Kit (YK GM8.25IFS-B) is the most comprehensive solution for technicians and DIYers performing a differential rebuild or gear ratio change. This kit eliminates guesswork by providing all the high-tolerance components required to set up your differential correctly the first time. Yukon utilizes premium Timken bearings and races to ensure maximum longevity and quiet operation under the demanding loads of your truck or SUV's front drivetrain.

• Premium Timken bearings and races for reduced friction and extended service life
• Comprehensive shim kit for precise pinion depth and backlash adjustment
• Complete seal set including pinion seal and axle seals to prevent leaks
• High-strength ring gear bolts and new pinion nut included
• Installation essentials: crush sleeve, thread locker, marking compound with brush, and silicone
• Designed specifically for GM 8.25" IFS housings
• Manufacturer Part Number: YK GM8.25IFS-B

Fits select 1999-2019 Chevrolet and GMC 2500 and 3500 series trucks and vans with the GM 10.5-inch 14-bolt rear differential. The Yukon Gear Master Overhaul Kit (YK GM14T-C) is a complete solution for professional differential rebuilds, providing all required components for a thorough installation or gear ratio change.

This kit features premium Timken bearings and races, recognized for maintaining precise tolerances and long-term durability under heavy-duty towing and hauling conditions. By including a comprehensive shim kit and all necessary small parts, Yukon ensures that technicians have everything needed to properly set pinion depth and carrier backlash without interruption.

• Compatible with GM 10.5-inch 14-bolt rear differentials
• Premium Timken carrier and pinion bearings and races
• Includes high-quality pinion seal, pilot bearing, and gasket
• Complete shim kit for precise gear setup
• Includes pinion nut, crush sleeve, and thread locker
• Marking compound and brush included for gear pattern verification
• Manufacturer Part Number: YK GM14T-C