The Yukon 8.25in Chrysler rear ring-and-pinion install kit (3.91 ratio) pairs a matched ring and pinion with a Yukon Master Install Kit for a full axle rebuild. It includes 1.62in ID axle bearings and seals, required small parts and an 8.25in ring gear specified for 10‑bolt ring gear applications. Yukon bundles premium gears and install components to simplify differential service and re-gearing.
Yukon Gear 8.25in CHY 3.91 Rear Ring & Pinion Install Kit 1.618in ID Axle Bearings and Seals