Air bag (or air spring) technology and the Firestone brand have been inextricably intertwined for almost a century.  In fact, in 1934, Firestone was the first company to offer air springs for vehicles under its famous AirRide™ brand. Now Dayton Parts is proud of its alliance with Firestone and continues to offer a complete range of springs for air suspensions for a wide range of North American and European commercial vehicles.