The Yukon Gear & Axle ring-and-pinion set for Ford 9-inch axles in a 5.13 ratio gives a direct-fit option to alter final drive for better traction and tire response. Yukon machines a fine tooth surface finish to reduce friction and heat and uses high-grade steel with OEM-spec fitment. 9.00" ring gear, 10 ring gear bolts, 28-spline pinion, and backed by Yukon's Y.E.S. lifetime protection plan.
Yukon Gear High Performance Gear Set For Ford 9in in a 5.13 Ratio