2011-2019 GMC Sierra 2500HD 3500HD Rear Suspension Lift Kit 2WD 4WD - Blocks ONLY Rear Lift:1.5" providing 10 times more clamping

providing 10 times more clamping force compared to traditional u-bolts

5" Wide and 9/16" Threads

*Non-Airbag/Auto-Ride/ Does Not Fit Silverado 19+ Trail Boss Models

Will NOT fit vehicles with Twin Traction Beam Suspension

2011-2019 GMC Sierra 2500HD 3500HD Rear Suspension Lift Kit 2WD 4WD - Blocks ONLY Rear Lift:1.5" providing 10 times more clamping2x Rear Billet Lift Blocks Anodized Black Installation Instructions FITS: 2011 2019 Chevy Sierra 2500HD & Sierra 3500HD Fits 8 Lug 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 are machined as