The McCormick 6661271A1 is a genuine OEM fuel filter designed to provide superior filtration for McCormick and Landini tractors. This essential component effectively removes contaminants from the fuel system, protecting the engine from damage and ensuring efficient operation. With an outer diameter of 76 mm and a height of 89 mm, it is engineered for a precise fit and reliable performance across various models including the McCormick X4, X5, X6, X7, and X8 series, as well as Landini 4, 5, 6, 7, and 8 series tractors. It is also cross-referenced as Massey Ferguson 3710000M1.