The Yukon USA Standard 4340 chromoly left-hand inner axle is a replacement for Dana 44 front differentials found in Bronco and F-150 applications. Built from high-tensile 4340 and heat treated for durability, it measures 18.91" from splines to u-joint center, uses a 30-spline shaft and accepts 5-760X series u-joints for robust, direct-fit replacement.
USA Standard 4340CM Rplcmnt Axle For Dana 44 / Bronco & F150 / LH Inner / 30 Spline