Fits: 2001 thru 2010 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM Duramax Diesel 

ReadyLift 1" Rear Block Kits include 2 rear blocks, 4 e-coated U-bolts, 8 nuts and washers and will safely lift the rear of your trucks by 1 inch. ReadyLift block kits will put a slight rake back in your truck for hauling or towing and are designed to work in concert with your ReadyLift suspension leveling kit. Like all ReadyLift products these block kits come with the ReadyLift 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