Yukon 30 spline outer stub axle for '98-'04 Dana 50 and Dana 60 with a length of 9-3/8. Yukon front axles come with a one year warranty against manufacturing defects. 2005 and newer use 35 spline stubs. Product Features:Fits 1998 and up Ford F250 and F350 with Dana Spicer 50 or Dana Spicer 60Outer stub30 spline9 3/8 from end of splines to center of u-joint bore