The McCormick 6633660A1 is a genuine OEM drive shaft designed for a wide range of McCormick X-series tractors. This critical component ensures reliable power transmission within the machinery. Measuring 160 mm in length and 20 mm in diameter, with a weight of 1.00 kg, it is engineered to precise specifications for optimal performance and durability across compatible models including X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.35, X4.45, X4.55, X4.65, X4.75, X5.35, X5.45, X5.55, X5.100, X5.110, X5.120, 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, X8.680, and X8.690.