This genuine McCormick 6678026A1 belt is an essential OEM replacement component designed for a wide range of McCormick agricultural tractors. It ensures reliable power transmission and optimal performance for models including CX, MC, MTX, X4, X5, X6, X7, X8, and XTX series. Measuring approximately 95 mm in length, 51 mm in width, and 13 mm in height, with a weight of 0.05 kg, this belt is also cross-referenced with Case IH, New Holland, and Steyr part numbers 87340066, 87340066R, and 87340066S, ensuring broad compatibility and quality.