INTERNATIONAL 1621005C91 Engine Cooling Fan Clutch Switch - Supersedes 1659784C91

International® is a leading manufacturer of medium- and heavy-duty trucks, trusted by fleets and drivers across industries for performance, durability, and innovation. As part of Navistar, this brand not only builds trucks designed for the long haul but also engineers a full line of OEM replacement parts to keep them running at their best. International parts are specifically designed for seamless integration with International vehicles, ensuring reliability, safety, and maximum uptime. Backed by decades of real-world experience, the brand delivers the parts and support needed to keep commercial trucks moving—day in and day out.