Firestone Airide: Air Suspension, Air Springs & More Firestone Airide is the world’s leading supplier of air suspension and air springs with over 80 years of experience designing and manufacturing to eliminate vibration across the automotive, heavy-dut We designed and patented the first Pneumatic Suspension Device, better known as the Firestone Airide™ Air Spring. Since that time, we have led the market in innovation and expansion. Today, we manufacture the world’s Number One air spring for light vehicles, buses, heavy duty trucks and trailers, rail cars and industrial applications.