Rancho RS5000 Shocks Set - 2005-2016 Ford F-250 / F-350 Super Duty 4WD Part Numbers RS5042 and RS5254 Set of 4 Shocks for vehicles at factory height or w/0-1.5" front Lift and w/0-2.5" rear Lift; Excluding Chassis Cab Fits 4WD vehicles All necessary washers, bushings, and nuts included. Factory shock mounting bolts are reused for installation. Rancho's limited lifetime warranty protects against defects and premature failure. Rancho's 90 day ride guarantee covers RS5000X, RS7000MT, and RS9000XL shocks.