Aspen’s EM-Series (Equipment Series) trailers are equipment/machinery hauling trailers which primarily serve the construction industry. Configurations vary from payloads of 35 tons through 55 ton capacities, with axle configurations ranging from 6 through 8 axles (including truck axles). Aspen EM-Series trailers feature mechanical removable (machinery) or hydraulic removable neck (contractor) configurations with double drop, square […]