This genuine McCormick 6605644A1 AXLE is an essential component for maintaining the integrity and performance of McCormick X4 and X5 series agricultural tractors. Specifically designed for models including X4.20, X4.30, X4.40, X4.50, X5.20, X5.30, X5.40, and X5.50, this OEM axle ensures precise fitment and reliable operation. Manufactured to McCormick's stringent quality standards, it provides durability and long-lasting service in demanding agricultural environments.