Genuine OEM Jaguar Transmission Position Sensor, part number J9C11903. This sensor is crucial for detecting the current gear position within the transmission, providing essential data to the vehicle's control unit for smooth and accurate gear changes. It is mounted directly on the transmission housing. Weighing approximately 0.18 kg, this sensor is built to factory specifications. Choosing a genuine OEM sensor ensures accurate calibration and signal characteristics, which are vital for the proper functioning of the transmission and overall vehicle performance.