The McCormick 3779280M2 is a genuine OEM temperature sensor designed for a wide range of McCormick agricultural machinery. This essential component ensures accurate temperature monitoring within the engine or hydraulic systems, contributing to optimal machine performance and preventing overheating. It is a direct replacement for the superseded part number 3779280M1 and is compatible with various McCormick X4, X5, X6, X7, and X8 series tractors, including models like X4.20, X5.085, X6.460, X7.650, and X8.660.