The McCormick 3552147M92 is a genuine OEM radiator cap designed for a wide range of McCormick tractors, including the C, CX, MC, MTX, XTX, and ZTX series. This essential component maintains the correct pressure within the cooling system, preventing coolant loss and ensuring efficient engine temperature regulation. With an outer diameter of 60 mm, an inner diameter of 30 mm, and a height of 20 mm, it provides a precise fit for reliable performance. It replaces superseded part numbers such as 3552147M91, 3552147M93, 3552147M94, 3552147M95, 3552147M96, 3552147M97, 3552147M98, and 3552147M99.