The Kit Masters Kysor-Style Hub is the perfect solution for your on/off fan clutch needs. This modular unit is designed to provide reliable and efficient performance, ensuring that your engine stays cool even in the most demanding conditions. The Kysor-style hub is a critical component of your fan clutch system, responsible for engaging and disengaging the fan as needed to maintain optimal engine temperature. Over time, wear and tear can cause the hub to malfunction, leading to decreased performance and potential engine damage. That's why it's important to replace or rebuild your hub whenever you replace or rebuild your fan clutch. The Hub is the perfect choice for this task, offering superior quality and durability to ensure long-lasting performance. So if you're looking for a reliable and efficient fan clutch hub, look no further than the Kit Masters Kysor-Style Hub. FleetPride is your First Click in Heavy Duty®.