1999-2007(Classic) GMC Sierra 1500 Full Extended Length Pro Comp Shocks 2WD 4WD Drivetrain:2WD All Supreme Suspensions' products are

All Supreme Suspensions' products are developed and rigorously tested by in-house ASE certified specialists

IMPORTANT: Will not fit special XL Models or Extended Cabs

our add-a-leafs will raise the rear by 1

Supreme Suspensions is proud to carry Pro Comp's upgraded struts series to replace your factory shocks when you install your lift kit

(4x) Vibration Poly Isolator Pads

1999-2007(Classic) GMC Sierra 1500 Full Extended Length Pro Comp Shocks 2WD 4WD Drivetrain:2WD All Supreme Suspensions' products are2x Front ProComp Extended Shocks 2x Rear ProComp Extended Shocks Installation Instructions Supreme Suspensions is proud to carry Pro Comps upgraded shock series to replace your factory shocks when you install your lift kit. These are top of the line Nitrogen charged shocks that are engineered with performance in mind. They are a twin tube construction with a hardened piston rod vs. the factory single tube construction and contain a 10 stage velocity