The McCormick 701037A1 is an authentic fuel tank cap designed for a wide range of McCormick MTX and XTX series agricultural tractors. This essential component provides a secure and tight seal for the fuel tank, effectively preventing fuel spillage and protecting the fuel system from dirt and debris. It is also cross-referenced as an equivalent OEM part for various Case IH MXM series and New Holland TM series tractors, ensuring broad compatibility and reliable performance.