The 1426391M3 Spring is a genuine OEM replacement part, confirmed for Landini, Massey Ferguson, and McCormick applications. This durable spring is essential for maintaining proper function in a wide range of Massey Ferguson 100, 200, 300, 500, and 600 Series tractors, as well as specific industrial tractors and loaders. It is also known by equivalent OEM part numbers 1426391M2 and 1426391M1, ensuring broad compatibility and reliable performance in demanding agricultural and construction environments.