The JCB 332C9406 is a genuine OEM radiator cap designed for optimal cooling system pressure regulation. This 1.1 bar pressure cap ensures proper engine temperature control and prevents coolant loss in a wide range of JCB machinery, including 3CX, 4CX, 5CX backhoe loaders, 531-70, 535-95, 540-140, 540-170 telehandlers, and JS130, JS145, JS160, JS180, JS200 excavators. Constructed from durable materials for reliable performance and a secure seal, this cap is essential for maintaining the integrity of your JCB equipment's cooling system.