The Yukon Dana 70 ring-and-pinion set in a 4.56 ratio fits Dana Spicer 70 housings and includes a 10.50" ring gear with 12 bolts and a 29-spline pinion. Yukon machines the tooth surface finish and applies advanced heat-treating processes to reduce friction and heat while preserving OEM-spec fitment. The set is backed by Yukon’s lifetime Y.E.S. Plan and supports a broad range of gear ratio needs.
Yukon Gear High Performance Gear Set For Dana 70 in a 4.56 Ratio