The John Deere T26904 is a genuine OEM O-Ring designed to provide a secure and leak-free seal in critical hydraulic, engine, and transmission systems. Manufactured to precise specifications, this O-Ring features an inside diameter of 24.99 mm, an outside diameter of 30.09 mm, and a thickness of 2.62 mm. It is commonly used across a wide range of John Deere agricultural and construction equipment, including tractors, combines, loaders, and excavators, ensuring optimal performance and preventing fluid leakage.