The Yukon USA Standard 4340 chromoly replacement inner axle fits Dana 44 front differentials for 1975-1979 Ford F-250 applications as a left-hand, 30-spline axle. Constructed from heat-treated 4340 chromoly for durability, the axle measures 18.62" from the end of the splines to the center of the u-joint bore and accepts 5-760X series u-joints for correct fitment.
USA Standard 4340CM Rplcmnt Axle For Dana 44 / 75-79 Ford F250 / LH Inner / 30 Spl