Applications: Fit for Chevrolet Silverado 2500 HD / 3500 2001-2010, for GMC Sierra 2500 HD / 3500 2001-2010. Please check more specifications in the description. For single rear wheel (SRW) and dual rear wheel (DRW) model
Stability and Comfort: Air helper spring kit provides extra stability and improved handling while hauling and towing by reducing wear and tear, eliminating squat, reducing trailer sway and eliminate bottoming out
Adjustability: Up to 5,000 pounds of load leveling capability, air adjustable from 5 to 100 PSI. It will depend on different road conditions to adjust, provide a safe and comfortable ride
Multi-Ply Natural Rubber: Our air springs are utilized multi-ply design and unique rubber formulation, and the 4.5-5mm thickness of our air springs enhances the ability to support loads
Extra Protection: An internal jounce bumper is built inside the air spring, it can prevent damage when driving with an empty air spring and provide additional stability while towing or hauling heavy loads