Fox 2.0 Performance Coil-Over + Rear 2.0 Performance Shock Set 14-16 F150 4WD Front Pair of Coil-overs & Rear Pair of Shocks - Fits 4WD Vehicles at factory height or 0-2" Front Lift and 0-1" Rear Lift Coil-over lift height is achieved by adjustable preload ring from factory height up to 2" of lift. Spanner wrench for adjustment not included. Monotube gas charged with 2-inch aluminum seemless alloy body. Shocks are rebuildable and nitrogen gas-rechargeable. All necessary washers, bushings, reservoir clamps, and nuts included. Factory shock mounting bolts are reused for installation. Mounting plates sold separately. Fox's limited one (1) year warranty protects against defects and premature failure.