The Kubota W21CKT1730 is a genuine OEM fuel filter designed to provide superior filtration for various Kubota agricultural and utility machinery. This essential component helps protect the engine's fuel system from contaminants, ensuring optimal performance and longevity. It is a direct replacement for part number 1A021-43090 and is compatible with numerous Kubota B, BX, L, LX, RTV, ZD, and ZG series models, including specific tractors, RTVs, and zero-turn mowers. With a height of 95 mm and an outer diameter of 51 mm, it ensures a precise fit and reliable operation.