The Yukon 8.6-inch GM 3.42 rear ring-and-pinion install kit comes with a matched gear set, axle bearings and seals to rebuild an 8.6" GM differential. Yukon Pro Kits combine premium ring and pinion components with Master Install hardware and Timken bearings, saving time on re-gear jobs by including the small parts necessary for a complete rebuild and are covered by the Y.E.S. lifetime protection plan.
Yukon Gear 8.6in GM 3.42 Rear Ring & Pinion Install Kit Axle Bearings and Seal