The McCormick 4205587M1 is a genuine OEM gear designed for various McCormick tractor models, including the C, CX, MC, MTX, X60, X70, and XTX series. This essential drivetrain component features 27 teeth, an outer diameter of 100 mm, an inner diameter of 35 mm, and a width of 25 mm, ensuring precise fitment and reliable performance in demanding agricultural applications. Verify compatibility with your specific McCormick tractor model.