The Kubota W21CS03619 is a genuine OEM oil seal, precisely engineered with an inner diameter of 25mm, an outer diameter of 40mm, and a thickness of 7mm. This critical sealing component is designed for a wide range of Kubota D-series and V-series engines, including models such as D1105, V1505, and D902. It ensures optimal sealing performance, effectively preventing leaks and maintaining the integrity of vital engine systems for reliable and efficient operation. Manufactured to Kubota's stringent quality standards, this oil seal provides a durable and exact fit for compatible agricultural and industrial machinery.