Kenworth Sales Company is a group of truck dealerships. It offers a range of new Kenworth models, including the T300, T370, T660, T800, T2000 and W900. The group also provides pre-owned trucks from Ford, Chevrolet, Peterbilt, Volvo and Freightliner. Additionally, it offers a variety of spare parts and accessories and vehicle financing and insurance services through several financial institutions. The group also provides vehicle leasing and rental services and a selection of repair and maintenance services through factory-trained technicians. Kenworth Sales Company was founded in 1945 by the Treadway Family and provides services throughout Idaho, Montana, Nevada, Utah, Washington and Wyoming.