The John Deere AR52394 is a genuine OEM hydraulic oil temperature sensor designed for precise monitoring of hydraulic system temperatures. This essential component ensures optimal performance and protection for a wide range of John Deere agricultural and industrial machinery, including 40-80, 9000, 9020, 9030, and 9R/RT/RX Series Tractors. Manufactured to John Deere's rigorous standards, it provides reliable and accurate temperature readings, crucial for maintaining hydraulic system integrity and operational efficiency. Weighing approximately 0.05 kg with dimensions of 95.25 mm length, 50.8 mm width, and 50.8 mm height, this sensor is a direct fit replacement.