Rancho Quicklift leveling Struts + Rear RS9000XL Shocks Kit - 07-13 GM Suburban / Tahoe / Yukon / Yukon XL / Avalanche Part Numbers RS999262 and RS999901 Front Pair of Struts & Springs + Rear pair of 2 shocks for vehicles at factory height or w/0-2" front Lift and w/0-1" rear Lift; Excl. Air Leveling System, Electronic Suspension, GM Auto Track System, Z71 Off Road Package 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.