The McCormick 6678318A1 Pulley is a genuine OEM replacement part designed for various McCormick CX, MC, MTX, X4, X5, X6, X7, X8, and XTX series tractors. This essential component ensures proper operation within the machinery's drive system. It is also cross-referenced with Case IH part number 87304176 and New Holland part number 87304176, making it suitable for a wide range of compatible Case IH JX, MXM, MXU, PUMA series and New Holland T, TD, TL, TS, TV series agricultural equipment. With an outer diameter of 95 mm, an inner diameter of 51 mm, and a height of 30 mm, this pulley weighs approximately 0.36 kg, ensuring precise fit and reliable performance.