The New Holland 9975224 fuel tank cap is a genuine OEM replacement part designed for a secure fit on various New Holland agricultural tractors. This cap is essential for preventing fuel spillage and protecting the fuel system from contamination. It is compatible with New Holland T3000 series models including T3010, T3020, T3030, T3040, and Boomer series tractors such as Boomer 20, Boomer 25, Boomer 30, Boomer 35, Boomer 40, and Boomer 50. This part number 9975224 has been superseded by New Holland part number 87399878.