The McCormick 3684152M2 is a genuine Power Take-Off (PTO) shaft designed for various McCormick X6, X7, and X8 series agricultural tractors. This essential component measures 400mm in length, features a 45mm diameter, and has 20 splines, ensuring precise fitment and efficient power transfer from the tractor's engine to implements. Manufactured to OEM specifications, it guarantees durability and optimal performance in demanding farm operations. This part is also cross-referenced as an OEM equivalent for AGCO, Massey Ferguson, Valtra, Fendt, and Challenger.