The JCB 83400822 is a genuine OEM upper radiator hose designed for various JCB machinery, including 1CX, 2CX, 3CX, 4CX, 5CX backhoe loaders and a wide range of JS series excavators (JS130 to JS460). This critical cooling system component ensures efficient coolant flow from the radiator to the engine, preventing overheating and maintaining optimal engine performance. Manufactured to JCB's stringent quality standards, it provides a precise fit and durable operation in demanding agricultural and construction environments.