The Yukon USA Standard ring-and-pinion set for Ford 9-inch differentials (4.56 ratio) supplies a direct-fit final-drive gear set for 9" axle rebuilds or ratio swaps. Yukon inspects each set with rigorous dimensional and fitment testing to exceed OEM specifications. Fits a 9.00" ring gear diameter with 10 ring gear bolts and a 28-spline pinion, built for Ford 9" applications requiring a 4.56 ratio.
USA Standard Ring & Pinion Gear Set For Ford 9in in a 4.56 Ratio