Discover the FD 200-25 426 Contitech Air Lift Rubber Bag 2B9-250 Goodyear Industrial Air Spring, a high-performance bladder-type hyperbolic air spring designed for commercial vehicle suspension systems. Perfectly interchangeable with Firestone's original specification W01-358-6943, this air spring offers superior lateral stability, durability, and load-bearing capacity. Ideal for buses, trucks, and trailers.