The Kubota W21CKT1997 is a genuine OEM thermostat designed for precise engine temperature regulation in a wide range of Kubota equipment. Featuring an 82°C (180°F) opening temperature, this critical component ensures optimal engine performance and efficiency by maintaining the coolant within the specified operating range. It is compatible with numerous Kubota B, BX, F, GR, K, KX, RTV-X, and ZD series models, including compact tractors, zero-turn mowers, excavators, and utility vehicles.