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Superlift rear block kits help distribute the weight of your cargo and improve the towing performance of your truck. They’ll also give your rear a little lift to bring it back to the proper ride height. Superlift’s block kits include two cast iron lift blocks and four U-bolts with factory type Hi-nuts and flat washers. The blocks are cast from Class 30 Gray Iron the same material used by vehicle manufacturers for their spacer blocks. Our U-bolts are manufactured from low allow high strength steel. The anti-corrosion finish is either Zinc or E-coat The Superlift 5″ Rear Block Kit | Multiple Applications for GMC Sierra 1500 Classic 2007.
- 5 inch Block Kit
- Fit type: Vehicle Specific
- Package Dimensions: 7.62 L x 71.12 H x 16.256 W centimeters