The Kubota 3B45477440 is a genuine OEM oil filter designed to provide superior filtration and protection for various Kubota engines and machinery. This essential component helps maintain engine cleanliness by removing contaminants from the oil, ensuring smooth operation and extending engine life. It is a direct replacement for part number HH15032430 and fits a wide range of Kubota tractors, utility vehicles (RTVs), zero-turn mowers, compact track loaders, and excavators, including models like the B2601HSD, BX23S, L3901H, and RTV-X1120DW. With a height of 76 mm and an outer diameter of 76 mm, it features a 3/4"-16 UNF thread.