Bilstein 5100 Monotube Gas Shock Set 1980-1996 Ford F150 4WD w/4" Lift Part Numbers 24-185523 and 24-185530 Set of 4 Shocks for vehicles w/4" front Lift and w/4" rear Lift Fits 4WD vehicles All necessary washers, bushings, and nuts included. Factory shock mounting bolts are reused for installation. Bilstein's Limited Lifetime manufacturer's Warranty protects against defects and premature failure.