The Yukon re-gear kit for 1970–1996 Chevrolet Caprice and 1973–1983 Malibu includes a ring-and-pinion set plus bearings and installation hardware to change final drive to 3.90, helping improve acceleration and launch. Designed for hot-rodded GM 8.5" differentials, the package lists broad GM model coverage and provides the ring and pinion hardware required for a complete gear ratio conversion without adding unsupported claims.
Yukon 70-96 Chevrolet Caprice / 73-83 Chevrolet Malibu Re-Gear Kit - 8.5in Diff 30 Spline 3.90 Ratio