The Yukon Dana S110 4.11 ratio ring-and-pinion gear set is a high-performance replacement that restores final-drive ratio and improves traction for vehicles using a Dana S110 axle. Yukon applies advanced heat-treating and a refined tooth surface finish to reduce friction and heat, and machines components to OEM fitment. This set uses a 12.25" ring gear with 12 ring bolts and a 34-spline pinion and is covered by Yukon's lifetime Y.E.S. Plan.
Yukon Gear High Performance Gear Set For Dana S110 in a 4.11 Ratio