Hummer H2 2003-2009 2 PCS Rear Air to Coil Spring Conversion Kit with Shocks lowering kitApplication Compatible for Hummer H2 2003 2009 Specification Intechange Part Numbers: 15938306,89038592,89060581,812202013401 * Hign Tensile performance spring Under 600,000 times continuously test, the spring distortion is less than 0. 04%. Plus, the special surface treatment is to improve the durability and performance. * All inserts come with fitted rubber boots to protect the damper and keep clean. * A fast and affordable way to easily upgrade