The JCB 336E3774 is a genuine OEM heater coil designed for various JCB agricultural and construction machinery. This essential component is crucial for the vehicle's heating system, providing effective heat exchange to maintain comfortable cabin temperatures. Engineered to JCB's high standards, it ensures reliable performance and direct fitment for compatible Loadall, Fastrac, and Excavator models. Replace your worn or faulty heater coil with this authentic JCB part to restore optimal heating functionality.