The Yukon 8.8" Ford 4.88 rear master install kit contains a 4.88 ratio ring and pinion with 2.99" OD axle bearings, seals and the small parts needed for 10-bolt 8.8" rear applications. Yukon supplies matched, heat-treated components and premium install hardware as a single kit to streamline differential rebuilds and provide reliable, correct-fit replacement parts for ratio changes.
Yukon Gear 8.8in Ford 4.88 Rear Ring & Pinion Install Kit 2.99in OD Axle Bearings and Seals