1999-2007(classic) GMC Sierra 1500 Rear Suspension Lift Kit Blocks & U Bolts 2WD 4WD Non-Overload Rear Lift:3" the brake proportioning valve will

the brake proportioning valve will no longer read the load properly which could cause very dangerous driving situations upon breaking

snatch blocks

FITS: 2000-2010 Chevy 3500HD

Installation Hardware

Based on you

1999-2007(classic) GMC Sierra 1500 Rear Suspension Lift Kit Blocks & U Bolts 2WD 4WD Non-Overload Rear Lift:3" the brake proportioning valve will2x Billet Rear Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated U Bolts Installation Instructions IMPORTANT: Fits 6 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