Strutmasters Rear Air Suspension Conversion Kit With Rear Shocks for 2003-2009 Hummer H2 (2WD & 4WD) Convert your factory air, hydraulic or electronic suspension to a durable coil spring suspension Kit includes all the necessary parts and hardware assembled in the US Restores your vehicle to factory ride height with a comfortable ride Custom designed for your vehicle for superior fit, no modifications needed Easily installed with our detailed instructions and videos