The Yukon 8.6-inch GM 4.11 rear gear and install kit includes a matched ring-and-pinion, a 30-spline Dura Grip posi option, axle bearings and seals to rebuild an 8.6" GM rear. Yukon Pro Kits combine premium gears with Master Install components and Timken bearings, saving time by including the small parts required for installation and carrying Yukon’s Y.E.S. lifetime protection plan.
Yukon 8.6in GM 4.11 Rear Ring & Pinion Install Kit 30 Spline Positraction Axle Bearings and Seals