The Yukon USA Standard replacement axle fits Ford Mustang, Thunderbird and Cougar applications and is specified at 29 1/4 inches long with 28 splines and a 4-lug flange. Made to match factory dimensions, this axle serves as a straight replacement for those vehicles' rear differentials, providing the spline count and length required to maintain original driveline fitment and wheel mounting.
USA Standard Axle For Ford Mustang / Thunderbird & Cougar