The McCormick 6525289M1 is an authentic OEM plug designed for a wide range of McCormick agricultural tractors, including models from the CX, MC, MTX, and XTX series. This essential component ensures proper sealing and maintains the integrity of the hydraulic or engine systems where it is installed. With a length of 38.1 mm, width of 38.1 mm, and height of 19.05 mm, and a weight of 0.023 kg, it is a direct fit replacement.