The McCormick VP332725S is a genuine OEM tensioner roller designed for a wide range of McCormick X-series tractors. This essential component ensures proper belt tension, contributing to the efficient operation and longevity of the engine and associated systems. It is compatible with McCormick X4.30, X4.35, X4.40, X4.45, X4.50, X5.20, X5.30, X5.40, X5.50, X6.420, X6.430, X6.440, X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, X8.660, X8.670, and X8.680 models.