Read more 2" REAR LIFT BLOCKS Enhance the look of your vehicle and run larger tires with Supreme Suspension's rear lift blocks. Our Pro-Billet Series Lift Kits are meticulously engineered and precision CNC machined from T6 Aircraft Aluminum and receives a professional protective coating for maximum protection against oxidation and corrosion, ensuring a lifetime of dependability under even the most extreme riding conditions. Renowned for its sheer strength and light weight, this premium lift material will never compress or warp under even the most excessive loads. Designed with axle locators, our lift blocks install perfectly and securely between the rear axle and leaf springs to adequately lift the rear end. If you’re looking to level the stance of your truck, fit larger wheels and tires or pick up some ground clearance out on the trails, we have a kit tailored specifically to your truck and your needs. FITMENTS 2011 - 2020 GMC Sierra 2500HD (2WD 4WD) 2011 - 2020 GMC Sierra 3500HD (2WD 4WD) Will Fit 8-Lug Models Only. Read more TECHNICAL NOTES Rear Lift: 2 Inch Block Specifications: 3/4th Single Pin, 2" Tall x 5.5" Long x 2.5" Wide INSTALLATION NOTES: *No special tools are required to mount this lift kit. *Longer U-bolts are required for installation - NOT included in this kit. Please see our other auctions for our complete rear lift kit. IMPORTANT: *An alignment is always recommended if you are altering the height of your vehicle. After an easy 1-2 hour installation process*, you're ready to feature your new and improved ride! CONTENTS (2x) Billet Aluminum Rear Lift Blocks Installation Instructions Supreme Suspensions Pro Pack BENEFITS Level the rear end of your vehicle Maintain factory ride quality Increase ground clearance Install larger custom rims & tires Improve the look of your vehicle Withstands up to 60.000 lbs with no yielding or deformation observed Read more SUPERIOR STRENGTH We chose to construct our kits from T6 aircraft-grade aluminum for its excellent strength-to-weight ratio and resistance to corrosion. It is tempered to a yield strength of no less than 35,000 psi and the spacers are specially coated for a great look that will last the life of your vehicle. Precision machining ensures an exact fit for every application. SIMPLE INSTALLATION Our kits are designed to be installed without any specialty tools. Each kit includes a detailed instruction manual to walk you through the installation process. No disassembling strut assemblies, just bolt on and go with a basic hand tool set. We do strongly recommend performing an alignment after altering the suspension of your vehicle DEDICATED SUPPORT Every kit we sell is shipped with all the necessary parts to achieve a solid, lasting fitment without any surprise trips to the auto parts store. (function(f) {var _np=(window.P._namespace("AplusModule"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) { // register javascript with unique module id P.when("jQuery", "AplusModules-module-6", "ready").execute(function($, hoverModule) { hoverModule("aplus-module-6-3"); }); }));