4 Inch Lift Kit For 25-Up Silverado/Sierra 1500 ZR2, AT4X 1500 4WD 3 Inch Rear Block Spacer Front Rear Shock Spacer Zone OffroadTake your Chevy ZR2 ATX4 to new heights with this 4 inch lift kit from Zone Offroad. This system raises ride height 4 inch over stock and will sit at the same height as a 6 inch system would on a standard truck. Kits include everything needed from high strength crossmembers and steering knuckles to strut spacers, upper control arms and differential brackets to maintain driveline angles. This system is designed to take full advantage of the factory