The Yukon Ford 10.50" 4.11 ratio ring-and-pinion gear set fits 2011-and-up Ford 10.5-inch axles when a numerically higher ratio is required. Yukon produces ring and pinion sets with precise machining, high-grade steel and controlled heat-treating to reduce friction and heat while delivering OEM-style fitment. This set includes a 10.50" ring gear with 12 bolts and a 37-spline pinion at 4.11 ratio and is backed by Yukon's Y.E.S. lifetime plan.
Yukon Gear High Performance Gear Set For 11+ Ford 10.5in in a 4.11 Ratio