Yukon replacement outer stub axle shaft for Dana 44 IFS with a length of 9.8 inches and with 19 splines. Yukon front axles come with a one year warranty against manufacturing defects. Product Features:19 spline9.80 longFits Dana Spicer 44 IFS in 1988-1991 Ford F150, 1988-1991 Bronco, 1980-1988 F250 and 1980-1985 F350Outer stub5-760X U-joint size