This premium torsion key and shock spacer kit from Axiom Supply is designed to provide a safe and effective front leveling solution for GM heavy duty trucks.
It fits Chevrolet Silverado 2500 HD and 3500 and GMC Sierra 2500 HD and 3500 from 2001 through 2010, as well as the Hummer H2 from 2002 through 2009 and select 8 lug Avalanche, Suburban XL, Yukon XL, and 1500HD models.
The system is engineered to increase front ride height by up to two inch while maintaining factory ride quality and steering characteristics when paired with the proper supporting components.
This kit also allows clearance for up to thirty three inch tires, providing improved stance and functionality for both daily driving and off road use.
Important Fitment Note: The shock spacer kit must be installed only on OE shocks or OE equivalent units. Installing shock spacers on a plus length shock may result in premature wear or catastrophic component failure.
Refer to the shock extension installation instructions for details. This system is intended to be used in conjunction with aftermarket upper control arms.
Features and Benefits:
- Precision forged torsion keys engineered for exceptional strength
- Custom key index provides maximum adjustability for leveling the truck
- Allows up to two inch of front suspension lift with compatible components
- Provides tire clearance for up to thirty three inch tires on most applications
- Maintains factory like ride quality when installed with proper supporting parts
- Premium black powder coated finish provides long lasting corrosion resistance
- Heavy duty upgrade over factory torsion keys and shock mounting hardware
The Axiom Supply torsion key and shock extension kit offers a premium approach to leveling the front of your GM HD truck. Each key is precision forged and re indexed to safely raise the suspension while preserving the strength and reliability required for towing, hauling, or everyday use.
The included shock spacers maintain proper shock travel when the front suspension is lifted, preventing over extension and ensuring smooth ride quality.
When paired with quality aftermarket upper control arms and compatible shocks, this system delivers improved clearance, a level stance, and a controlled factory like driving experience.
Includes:
- One pair of precision forged torsion bar keys
- One shock extension kit
- The Axiom no nonsense lifetime warranty to the original purchaser
Our suspension and steering components are warrantied for life against manufacturer defects, premature wear, or breakage. If the part ever lets you down, we will make it right.



