The JCB 333H5846 is a genuine OEM crankshaft sensor designed for accurate measurement of engine crankshaft position and speed. This critical component ensures optimal engine timing, fuel injection, and overall performance in compatible JCB agricultural and construction machinery. Manufactured to JCB's high standards, it provides reliable data to the engine control unit (ECU) for efficient operation and reduced emissions. Ensure proper fitment by checking your machine's parts catalog.