The McCormick 3682819M1 is a genuine PTO (Power Take-Off) shaft designed for a wide range of Massey Ferguson, Landini, and McCormick agricultural tractors. This essential component ensures efficient and reliable power transmission from the tractor's engine to implements. Measuring 560 mm in length and 45 mm in diameter, and weighing 5.0 kg, it is built to OEM specifications for durability and precise fitment across various models including Massey Ferguson 3000, 6100, 6200, 8100, 8200 series, Landini Legend, Powerfarm, Vision series, and McCormick CX, MC, MTX, XTX series tractors. Replaces multiple OEM part numbers 3682819M1 through 3682819M9.