The Kubota W21CKT3943 is a genuine OEM fuel filter designed to ensure clean fuel delivery to your engine, protecting it from contaminants. This essential maintenance part is compatible with a wide range of Kubota agricultural and utility machinery, including various models from the BX, B, L, LX, RTV-X, ZD, and ZG series. Measuring 95 mm in height and 51 mm in diameter, it provides reliable filtration for optimal engine performance and longevity.