The Readylift Rear Block Kit for the 2011-2014 Chevy Silverado and Sierra 2500HD will safely lift the rear of your truck. Blocks have designs that are based on OEM and were never made out of light weight extrusions. The 2" GM Blocks are made from cast iron just like the factory blocks. This will help insure that your get maximum strength and reliability. What makes Readylift 66-3111 great is that it will put the rake back into your truck for towing and hauling. Readylift stands by there Rear Block Kit with a Lifetime Warranty.
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