This ReadyLIFT 1 inch rear block kit is for 2011-2026 Chevy and GMC 2500HD and 3500HD single rear wheel pickups, 2WD and 4WD. The blocks are cast iron like the factory blocks, and they put a slight rake back in the truck for hauling or towing. ReadyLIFT lists it for 8-lug trucks equipped with the trailer package rear spring.
Key features
- OEM-style cast iron blocks
- Longer U-bolts and hardware included
- Designed to work with a ReadyLIFT suspension leveling kit
What's included
- One pair of OEM-style cast iron rear lift blocks
- Four E-coated U-bolts
- Eight nuts and washers
Fitment and compatibility
- Fits 2011-2026 Chevy and GMC 2500HD and 3500HD, 2WD and 4WD
- Single rear wheel, 8-lug pickups
- Requires the trailer package rear spring
- ReadyLIFT recommends a ReadyLIFT suspension leveling kit alongside it (no part number given)
Specifications
- Brand: ReadyLIFT
- Part number: 26-30100
- Rear lift: 1 inch
- Material: Cast iron
- Warranty: ReadyLIFT Lifetime Warranty
- Estimated install time: 1.5 hours, plus or minus 0.5 hours
- Shipping weight: 17.4 lb
- Package size: 17.5 x 7 x 5 inch
Installation
Allow about 1.5 hours, plus or minus 0.5, not counting alignment or wheel and tire assembly. ReadyLIFT recommends a certified mechanic. Alignment may be required, check your headlamp aim afterward, and ADAS systems may need recalibration.
Modifying your suspension can change handling (SAE J2492). ReadyLIFT's page also carries a California Proposition 65 warning that names DEHP.