The McCormick 3552031M1 interlock is a genuine OEM component designed for critical safety and operational functions in a wide range of McCormick and Massey Ferguson agricultural tractors. This original equipment part ensures proper system engagement and disengagement, contributing to the reliable performance and safety of the machinery. Manufactured to precise specifications, it guarantees compatibility and durability for the specified models, including McCormick C, MC series, and numerous Massey Ferguson 3000, 3100, 3600, 4200, 4300, 5400, 6100, 6200, 6400, 7400, 8100, and 8200 series tractors. Weighing approximately 0.12 kg with dimensions of 95mm length, 51mm width, and 51mm height, this interlock is a vital replacement part for maintaining machine integrity.