This Air Lift replacement bellows is an exact replacement for your original Air Lift air spring. It is made with sturdy rubber construction and synthetic fabric reinforcement. This bellow has an inflated proper ride height of 5.0 to 7.0 inches and a maximum diameter of 7.0 inches. The replacement bellows features genuine, high-strength, rust-proof Zytel endcaps and is reinforced with a steel girdle ring. It is covered by a limited lifetime warranty.