Tires, wheels and rims United States, Menifee, California
Radiators United States, Sweet Home, Oregon
Transmission United States, Chicago, Illinois
Tires, wheels and rims United States, Ridgefield, New Jersey
Engines United States, Orrville, Ohio
Booms and dippers United States, Solon, Ohio
Engines United States, Mifflinburg, Pennsylvania
Tracks, chains and undercarriage United States, Womelsdorf, Pennsylvania