2001-2010 Chevy Silverado 1500HD Rear Suspension Lift Blocks & Extended U Bolts 2WD 4WD Non-Overload Year select:2011-2015 Steel kits are cut-out and

Steel kits are cut-out and welded together

Supreme Suspension heavy duty shock extenders are perfect for extending your rear shocks after installing a lift kit

over stock

Non-airbag / Auto-ride Includes 2x Front Strut Spacers

Zinc phosphate coating is a multi-phase process commonly used in military applications for components in harsh environments and extreme weather conditions

2001-2010 Chevy Silverado 1500HD Rear Suspension Lift Blocks & Extended U Bolts 2WD 4WD Non-Overload Year select:2011-2015 Steel kits are cut-out and2x Rear Billet Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated Installation Instructions IMPORTANT: Fits 8 Lug & Non Overload Models Only. Our Pro Billet Series rear lift kits are precision engineered to lift and level your truck. The rear lift blocks are machined from 6061 T6 aircraft aluminum, then an anodized coating is applied to protect from rusting. Unlike steel blocks that are cut out and welded together, our Pro Billet kits