2011-2026 GM HD Shock Extension Kit (AXGMSE11)

This Axiom Supply shock spacer kit is engineered to provide a safe and effective way to increase front suspension height on 2011-2026 GM HD trucks while retaining factory ride quality. Precision machined for strength and consistency, these spacers extend the usable range of OE-length front shocks, allowing the truck to be leveled without introducing harshness or compromising reliability when installed with the proper supporting components.

Features

• Designed for use with OE or OE-equivalent front shocks only
• Helps maintain factory ride quality when paired with proper components
• Precision-machined construction for strength and long-term durability
• Durable black powder-coated finish for corrosion resistance
• Axiom No-Nonsense Lifetime Warranty

Includes

• (1) Front shock extension kit

Compatibility Notes

• Fits Chevrolet Silverado 2500 HD and 3500 models from 2011-2026
• Fits GMC Sierra 2500 HD and 3500 models from 2011-2026
• Intended for use with OE or OE-equivalent shocks only
• Not compatible with plus-length aftermarket shocks
• Does not fit AT4X or ZR2 models equipped with DSSV shocks
• Recommended for use with aftermarket upper control arms