Cunningham Commercial Vehicles is a full-service Freightliner, Sterling and Western Star franchise dealership that serves customers throughout Arizona. Freightliner Trucks is a division of Freightliner, which is based in Portland, Ore. Freightliner is one of the leading heavy-duty truck manufacturers in North America. Freightliner produces and markets Class 3-8 trucks and is a company of DaimlerChrysler, the worlds largest commercial vehicle manufacturer. Cunningham has locations in Chandler and Tolleson, Ariz.