The McCormick 3540902M91 is a genuine OEM arm rest designed for various agricultural machinery. This essential component provides operator comfort and support, ensuring ergonomic operation during long working hours. It is compatible with McCormick MC series tractors, including MC80, MC90, MC95, MC100, MC105, MC115, MC120, MC135. Additionally, it fits a wide range of Massey Ferguson 6200 and 8200 series tractors, Landini Legend series, and Valmet/Valtra 6000 and 8000 series models. Manufactured to original specifications, this arm rest ensures a precise fit and reliable performance.