1″ REAR BLOCK KIT – GM SILVERADO / SIERRA 2500/3500 HD OEM STYLE W/ FACTORY TOP OVERLOADS 2011-2024

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AutoWheelZone OEM style rear block kits are available for the 2011-2024 GM 2500 HD single rear wheel pickups with the factory Trailer Package rear springs. These Rear Block Kits include two (2) 1″ Rear Blocks, four (4) E-Coated U-Bolts, eight (8) Nuts and Washers and will safely lift the rear of your 2011-2024 2WD and 4WD 8-lug Single Rear Wheel GM trucks with trailer package spring 1″. Based on OEM designs and never made out of lightweight extrusions our 1″ GM Blocks are made from cast iron just like the factory blocks, ensuring maximum strength and reliability. AutoWheelZone Block Kits will put a slight rake back in your truck for hauling or towing and are designed to work with your AutoWheelZone Suspension Leveling Kit. Like all AutoWheelZone products, these block kits come with our Lifetime Warranty. NOTE: For Use Only on 2500HD trucks that have the factory Trailer Package rear springs.