Fox 2.0 Performance Coil-Over + Rear 2.0 Performance Shock Set 09-13 F150 4WD Part Numbers 985-24-029 and 985-02-006 Front Pair of Coilovers & Rear pair of 2 shocks for vehicles at factory height or w/0-2" front Lift and w/0-1" rear Lift Fits 4WD vehicles Coilover lift height is achieved by adjustable preload ring from factory height up to 2" of lift. Coilovers come preset at 2" of lift. Fox's limited one (1) year warranty protects against defects and premature failure.