The McCormick 6678491A1 Chandelle is an essential OEM component designed for various McCormick X-series tractors, including X4.30, X4.40, X4.50, X4.60, X4.70, X4.80, X4.90, 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. This genuine part also fits a wide range of Landini tractors, ensuring proper function and durability. Refer to your machine's parts catalog for exact fitment.