This is a genuine Kubota 3253020270 sealing ring, also known as an O-ring, designed for critical sealing applications in Kubota engines, transmissions, and hydraulic systems. It ensures a tight seal to prevent leaks and maintain optimal system pressure. With an outer diameter of 27.5 mm, an inner diameter of 22.5 mm, and a thickness of 2.5 mm, this OEM part is engineered for precise fit and long-lasting performance in a wide range of Kubota compact tractors, utility vehicles, and zero-turn mowers.