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66-3111 | ReadyLIFT 1 Inch Rear Block & U Bolt Kit For Chevrolet Silverado / GMC Sierra | 2011-2023

Chevrolet, GMC: 2011-2023 Silverado 2500 HD, 3500 HD / 2011-2023 Sierra 2500 HD, 3500 HD

Pricing: $194.94
Free Ground Shipping | Exclusions Apply*


ReadyLIFT® OEM style rear block kits are now available for the new 2011-2017 GM 2500 HD single rear wheel pickups. These Rear Block Kits include (2) Rear Blocks, (4) E-Coated U-Bolts, (8) Nuts and Washers and will safely lift the rear of your 2011-2017 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, insuring 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.

Single Rear Wheel Only (will not fit Dually)

ReadyLIFT Features
OEM style design
Made from cast iron, not light weight extrusions
Built in locator pin, not pressed in
Puts the rake back in your truck for towing and hauling
Lifetime Warranty
Installation time is approximately 1+ hours.

Vehicle Applications

2011-2023 Chevrolet Silverado 2500 HD 2/4wd
2011-2023 Chevrolet Silverado 3500 HD 2/4wd
2011-2022 GMC Sierra 2500 HD 2/4wd
2011-2022 GMC Sierra 3500 HD 2/4wd



Shipping Information

  • Item Requires Shipping
  • 18.9 lbs.
  • W8.0000” x H6.0000” x L16.0000”
  • Free Ground Shipping | Exclusions Apply*