

Kenworth traces its roots to the 1912 founding of Gerlinger Motors in Portland, Oregon the company was a car and truck dealership owned by brothers George T. The Kenworth W900 has been produced continuously since 1961, serving as one of the longest production runs of any truck in automotive history. Kenworth marked several firsts in truck production the company introduced a raised-roof sleeper cab, and the first heavy-duty truck with an aerodynamically optimized body design. Headquartered in the Seattle suburb of Kirkland, Washington, Kenworth has been a wholly owned subsidiary of PACCAR since 1945, operating alongside sister company (and marketplace rival) Peterbilt Motors. Founded in 1923 as the successor to Gersix Motor Company, Kenworth specializes in production of heavy-duty ( Class 8) and medium-duty (Class 5–7) commercial vehicles. Kenworth Truck Company is an American truck manufacturer.

An Australian Kenworth unloading cattle at Fairview Stud, 20 km (12.43 miles) east of Parkes, NSW, Australia.
