This Yukon 10.5" Ford 3.73 ratio kit with 35‑spline Dura Grip posi supplies the 3.73 ring and pinion, a rebuildable limited‑slip carrier and a full Master Install kit with premium bearings and small parts. Intended for Ford 12‑bolt rear cover and 12‑bolt ring gear carrier cases, the 10.5" ring diameter and included components simplify a differential rebuild while Yukon’s Y.E.S. Plan covers the gear set for life.
Yukon Gear 10.5in Ford 3.73 Rear Ring & Pinion Install Kit 35 Spline Positraction