The Yukon 8.8" Ford 3.31 rear ring-and-pinion gear kit delivers a matched 3.31 ratio gear set and a complete Master Install kit for 8.8in Ford differentials. It includes a 28-spline Yukon Dura Grip limited-slip posiunit, 2.25" OD axle bearings and seals, plus the bearings and small parts required to rebuild the carrier. Built with Timken bearings and backed by Yukon’s Y.E.S. Plan, it simplifies re-gear projects for 10-bolt housings.
Yukon 8.8in Ford 3.31 Rear Ring & Pinion Install Kit 28 Spline Positraction 2.25in Axle Bearings