The McCormick 6678729A1 is a genuine OEM sleeve designed for a wide range of McCormick X-series tractors, including X4, X5, X6, X7, and X8 models. This essential component ensures proper function and durability. It is also compatible with various Landini and Valpadana tractor models, offering broad application across agricultural machinery. Weighing 0.12 kg with dimensions of 95 mm length, 51 mm width, and 51 mm height, this sleeve meets original equipment specifications for reliable performance.