Rancho Quicklift Leveling Strut + RS5000 Shock Set 07-16 Silverado 1500 2" Part Numbers RS5198 and RS999901 Front Pair of Struts & Springs + Rear pair of 2 shocks for vehicles w/2" front Lift and w/0" rear Lift; These parts fit models with front struts only and will not fit "Classic" Silverado/Sierra 1500 models. Excludes HD Models. Exc. AWD; w/o Electronic Suspension; w/o 4 Wheel Steering; w/o ZW7 Self-Leveling Nivomat Suspension Fits 2WD & 4WD vehicles Front height not adjustable from specified height. 9 settings of compression and dampening adjustment. Rancho's limited lifetime warranty protects against defects and premature failure. Rancho's 90 day ride guarantee covers RS5000X, RS7000MT, and RS9000XL shocks.