The Yukon 9.25" Chrysler 3.90 rear ring-and-pinion install kit pairs a 3.90 ratio gear set with 1.62" ID axle bearings, seals and the small parts needed to service a 12-bolt 9.25" Chrysler rear. Yukon’s master kit approach delivers matched, heat-treated gears and quality install components in one part number to simplify rebuilds and ensure correct fitment for Chrysler 9.25" applications.
Yukon Gear 9.25in CHY 3.91 Rear Ring & Pinion Install Kit 1.62in ID Axle Bearings and Seal