The McCormick 6678356A1 Gear is an authentic OEM replacement component designed for various McCormick X-series agricultural tractors. This critical gear ensures efficient power transmission and maintains the operational integrity of the machinery. Manufactured to McCormick's exacting quality standards, it provides a precise fit and durable performance. Weighing approximately 0.12 kg, this gear is compatible with a wide range of models, including the X4, X5, X6, X7, and X8 series, making it an essential part for maintenance and repair.