The ReadyLift 66-3111 Rear Block Kit will safely add 1" of lift to your 2011-2019 GM 2500HD/3500HD SRW Pickup. This will add a slight rake back into your truck for hauling or towing. The ReadyLift Block is based on OEM designs and made from heavy-duty cast iron just like the factory blocks. This ensures maximum strength and long-term reliability. Fits Single Rear Wheel (SRW) trucks only.
1" Rear Lift
OEM Style Design
Built-In Locator Pin
Durable Cast-Iron Construction
Works Great W/ Torsion Key Leveling Kit
Lifetime Structural / 1 Year Wearable Components