The McCormick 4202290M91 differential is a genuine OEM component designed for various McCormick CX and MC series agricultural tractors. This critical driveline part ensures efficient power distribution to the wheels, enhancing traction and maneuverability. It is also cross-referenced with Massey Ferguson, Valtra, and AGCO part numbers, indicating broad compatibility across several tractor models including Massey Ferguson 5400, 6400, 7400, and 8400 series. Constructed to OEM specifications, it provides durable and reliable performance for demanding agricultural operations.