Freightliner Group owns several world-renowned truck brands, especially traditional long-head heavy trucks as its representative models. Including Freightliner (heavy and medium trucks, military vehicles); American Lanbans (fire trucks and ambulance equipment); Thomas Bilt (school buses, buses); Western Star (heavy long-distance transport trucks and military vehicles); Stirling (Special purpose vehicles and military vehicles); Unimog (commercial vehicles) and chassis, second-hand trucks and auto parts, transportation management software products, etc.