For more than 50 years. American carrier equipment has been looked upon AS a manufacturer of quality heavy highway equipment. The fresno. Calif. Company manufactures custom industrial and agricultural USE trailers and AIR suspensions for trucks and trailers. It also manufactures and services waste transfer trailers. Double ROLL-OFF trailers. Aluminum light aggregate trailers. High cube dump trailers. Customs trailers. Suspension systems. AIR ride suspensions. Rubbish trailers. Sludge trailers. Asphalt trailers. Demolition trailers. Solid waste trailers. Trucks. Waste. ROLL-OFF trucks. Bottom dumps. Excavation equipment. Walking floor trailers aggregate trailers. Construction trailers and bulk commodity trailers.