Bilstein 5100 Gas Adj Shock Front Pair 07-16 Tahoe Sub 1500 4WD 6" Spacer Part Number 24-186940 Front pair of 2 shocks for vehicles w/6" front 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.