The Yukon ring-and-pinion gear set for Chrysler 8.75-inch axles with an 89-case housing in a 3.90 ratio is designed to deliver correct fitment and reliable service. Yukon engineers optimize tooth finish to reduce friction and heat and use high-grade steel in ring and pinion components, built to OEM specification. This kit includes an 8.75" ring gear, a 29-spline pinion and twelve ring gear bolts, and is supported by Yukon’s Y.E.S. lifetime protection plan covering the gear set while you own the vehicle.
Yukon Gear High Performance Gear Set For Chrysler 8.75in w/89 Housing in a 3.90 Ratio