The Yukon USA Standard ring-and-pinion set for 2011 and newer Ford 9.75" differentials (4.56 ratio) provides a direct replacement option that meets or exceeds OEM specification. Yukon reports rigorous in-house dimensional, material, and fitment testing to ensure reliable operation for daily driving, trail use, or spirited street work. This 9.75" kit uses a 31-spline pinion with a 12-bolt ring gear pattern for correct OE fitment.
USA Standard Ring & Pinion Gear Set For 11 & Up Ford 9.75in in a 4.56 Ratio