The 3685325M1 is a genuine OEM PTO drive shaft designed for a wide range of agricultural machinery, including McCormick C and CX series, Massey Ferguson 3300, 4300, 5400, 6400, 7400, and 8400 series tractors, Challenger MT series, AGCO DT and RT series, and various Valtra models. This critical component ensures reliable power transfer to PTO-driven implements. Manufactured to precise specifications, it measures 254 mm in length, 50.8 mm in width, and 50.8 mm in height, with a weight of 0.45 kg, ensuring optimal fit and performance.