The McCormick 003503915320 collar is a genuine OEM component designed for a wide range of McCormick tractor series, including CX, MC, MTX, X4, X5, X6, X7, X8, XTX, and ZTX models. This essential collar features an inner diameter of 40 mm, an outer diameter of 50 mm, and a thickness of 12 mm, providing a secure and accurate fit within the machinery. Manufactured to McCormick's stringent quality standards, it ensures optimal performance and durability for critical applications.