Rear Cast Iron Tapered Lift Blocks for GMC Sierra 1500HD 2WD 4WD

GMC Sierra 1500HD 2WD 4WD Rear Cast Iron Tapered Lift Blocks Tow harder and with more confidence using this pair of GMC Sierra 1500HD 2WD 4WD rear cast iron tapered lift blocks. Install these lift blocks to line up the rear with the front of your truck for better pull. Our blocks are CNC machined using state of the art technology and made from single cast iron for strength and durability. Available in 3 lift heights, you can select the right block for your needs. Each block is angled to correct pinion, powder coated for rust and corrosion resistance, and designed to slip right into place. Add these blocks to your truck and enjoy a smoother ride and unparalleled performance. Sold as a pair, these rear lift blocks are manufactured in America by Road Fury. Road Fury stands behind all its products and offers a lifetime replacement warranty to ensure quality assurance. FITMENT: 2001 - 2010 Silverado Sierra 1500HD 2000 - 2010 Silverado Sierra 2500HD 3500HD; 8-lug 2WD, 4WD LIFT HEIGHT: 1.