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This Yukon 8.6-inch GM 4.88 rear gear and install kit supplies a matched ring-and-pinion, a 30-spline Dura Grip limited-slip posi unit, axle bearings and seals for rebuilding an 8.6" GM rear. Yukon Pro Kits bundle premium ring and pinion sets with Master Install parts and high-quality Timken bearings, providing all the small components needed for a complete differential rebuild and Y.E.S. lifetime coverage.
Yukon 8.6in GM 4.88 Rear Ring & Pinion Install Kit 30 Spline Positraction Axle Bearings and Seals
