The Kubota W21TFD1121 is a genuine OEM fuel filter designed to ensure clean fuel delivery to the engine, protecting critical components from contaminants. This essential maintenance part is compatible with a wide range of Kubota agricultural and utility machinery, including BX, B, L, M, MX, RTV, and ZD series models. It measures approximately 54 mm in height and 51 mm in outer diameter, weighing around 0.09 kg.