Fits: 2011 thru 2023 Chevy Silverado/GMC Sierra 2500HD/3500HD LML/L5P Duramax Diesel 

ReadyLIFT OEM-style rear block kits are now available for the new 2011-2023 Chevy Silverado/GMC Sierra 2500HD/3500HD single rear wheel pickups. 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 2011-2023 2WD and 4WD 8-lug Single Rear Wheel GM trucks 1". Based on OEM designs and never made out of light weight extrusions, our 1" GM Blocks are made from cast iron just like the factory blocks, ensuring maximum strength and reliability. ReadyLIFT Block Kits will put a slight rake back in your truck for hauling or towing and are designed to work with your ReadyLIFT Suspension Leveling Kit. Like all ReadyLIFT products these block kits come with our Lifetime Warranty.

Features: 

• Safely lift the rear of your Duramax
• Based on OEM designs
• Constructed out of cast iron yielding strength and reliability 
• Slight rake for hauling or towing
• Lifetime warranty 

Includes:

• 2 cast iron OEM style rear lift blocks
• Longer U-bolts and hardware

Notes: 

• Single rear wheel only (does not fit dually)
• Every tire and wheel combination should be test fit before installation
• Lifting can alter ride quality

Installation Guide