The Goodyear Double Convoluted Air Spring is a high-quality suspension solution for heavy-duty vehicles. With a top plate diameter of 6.4" and a maximum height measurement of 10.8", this air spring is designed to provide superior support and stability for your vehicle. The minimum height measurement of the Goodyear Parallel Steel Lift Air Bag Double Convoluted Air Spring is 3.8", with a parallel bottom plate alignment and an internal bump stop for added safety and stability. The air spring does not come with a bracket. With a top plate center to center diameter of 3.5" and a bottom plate measurement of 6.4", this air spring is designed to provide maximum support and durability. FleetPride is your First Click in Heavy Duty®.