Development of Drive Axle Air Suspension for Highway Tractors

Trailer air suspensions have been commonly applied to heavy-duty over-the-highway trailers. Recently, several concepts of drive axle air suspensions have been developed within the industry to various stages. This paper presents concept parameters, product development, and suspension development of the Neway Drive Axle Air Suspension (ARD). Performance ride and handling factors, compatibility, and structural integrity were the established guidelines.