2001-2010 GMC Sierra 3500HD Full Suspension Lift Kit, Extended Pro Comp Shocks, Tool and Shims 4WD Axle Shims Each bracket if designed from

Each bracket if designed from 1/4" carbon-steel to ensure the unit never fails even under the serious compression

Supreme Suspensions Rear Add-a-Leafs are manufactured from heat treated & tempered high strength spring steel

5" Front Spacers Will Not Fit 2017 TRD OFF-ROAD Models Or 2018-2020 TRD PRO Models

Each diff and skid spacer is machined from 6061-T6 aircraft aluminum

We complete this kit with our extended zinc plated U-bolts and hardware

2001-2010 GMC Sierra 3500HD Full Suspension Lift Kit, Extended Pro Comp Shocks, Tool and Shims 4WD Axle Shims Each bracket if designed from2x Front Lift Steel Torsion Keys 2x Rear Billet Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated 2x Front Pro Comp Extended Shocks 2x Rear Pro Comp Extended Shocks 2x Pinion Alignment Shims 1x Torsion Key Unloading Tool Installation instructions Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision indexed to lift your truck without sacrificing ride quality. This kit replaces your