This is a genuine McCormick 6700422A1 V-belt, designed for optimal performance and durability in McCormick agricultural machinery. With a length of 2050 mm and a width of 17 mm, this V-belt ensures reliable power transmission. It is compatible with various McCormick X6, X7, and X8 series tractor models, including X6.420, X6.430, X6.440, X6.460, X6.470, X6.480, X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, X7.690, X8.660, X8.670, and X8.680.