The McCormick 4219747M1 is a genuine OEM transmission shaft designed for a wide range of McCormick X-series tractors. This essential component measures 380 mm in length, has a diameter of 35 mm, and features 10 splines for secure power transfer within the transmission system. It ensures reliable performance and proper fitment for various McCormick agricultural machinery models, including the X2, X3, X4, X5, X6, X7, and X8 series.