Best Bolt Rearend Rebuild Kit

We test the metallurgy, fit, finish, construction and engineering specifications in one of our two in-house testing labs at our headquarters in beautiful Everett, Washington. Proudly designed and assembled near the rainy city of Seattle, all of our products are computer designed using the most state-of-the-art software. We use the highest grade 4320 chromoly steel for spider gears, high strength nodular iron case, and high quality composite clutches, the Yukon Dura Grip will provide lasting durable performance for years to come.

1 Yukon Dura Grip positraction for GM 8.5″ & 8.6″ with 30 spline axles

Yukon Dura Grip positraction for GM 8.5″ & 8.6″ with 30 spline axles

Some 2007 and newer vehicles may need to have material removed from the backside of the case to clear the housing. Yukon recommends the use of high grade GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is allowed but may result in aggressive or noisy operation. This unit uses carrier bearing & race part numbers LM102949 & LM102911 for the 8.5" housing (2.891" Race OD) or LM603049 & LM603012 for the GM 8.6" housing (3.062" Race OD).
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2 Yukon Gear & Install Kit package for Jeep JK non-Rubicon, 4.56 ratio

Yukon Gear & Install Kit package for Jeep JK non-Rubicon, 4.56 ratio

Yukon Gear Kits provide all the parts you need for your re-gear project, all in one perfect package.
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3 Dana 44 Master Overhaul Kit replacement

Dana 44 Master Overhaul Kit replacement

Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs.
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4 Yukon Master Overhaul kit for ’99-’08 GM 8.6″ differential.

Yukon Master Overhaul kit for ’99-’08 GM 8.6″ differential.

Yukon Master Overhaul kits give you all the high quality parts you need to start & finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs.
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5 8.5″ GM 3.42 Rear Ring & Pinion, Install Kit, 30spl Posi, Axle Bearings & Seals

8.5″ GM 3.42 Rear Ring & Pinion, Install Kit, 30spl Posi, Axle Bearings & Seals

Yukon Gear Kits provide all the parts you need for your re-gear project, all in one perfect package. Yukon Gear & Axle provides the perfect kit in a single part number. These kits contain all the gears, bearings, and small parts needed to fully rebuild the differential.
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6 8.5″ GM 3.73 Rear Ring & Pinion, Install Kit, 30spl Posi, Axle Bearings & Seals

8.5″ GM 3.73 Rear Ring & Pinion, Install Kit, 30spl Posi, Axle Bearings & Seals

Yukon Gear Kits provide all the parts you need for your re-gear project, all in one perfect package. Yukon Gear & Axle provides the perfect kit in a single part number. These kits contain all the gears, bearings, and small parts needed to fully rebuild the differential.
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7 Yukon Dura Grip for Ford 10.25″ & 10.5

Yukon Dura Grip for Ford 10.25″ & 10.5

Yukon recommends the use of high grade GL-5 gear oil and two bottles of Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is allowed but may result in aggressive or noisy operation.
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Better Traction Control for Your Car, Truck or SUV
Yukon Gear Dura Grip Positraction Devices are engineered to deliver a smooth transfer of torque with firm lock-up capabilities to the tire with the most grip for aggressive traction control. These fully-rebuildable Dura Grip units are built with Raybestos four-spring composite clutches and precision-cut forged 4320 steel internal gears for exceptional off-road, street, or track performance.

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