Navistar International Corporation (formerly
International Harvester Company) is an American
holding company that owns the manufacturer of International brand commercial trucks, MaxxForce brand diesel engines,
IC Bus school and commercial buses, Workhorse brand chassis for motor homes and step vans, and is a private label designer and manufacturer of diesel engines for the pickup truck, van, hoes and SUV markets. The company is also a provider of truck and diesel engine parts and service.