The McCormick 3660194M3 Lever is a genuine OEM replacement part specifically designed for a wide range of McCormick tractor models. This essential control component is compatible with the McCormick X4 series (X4.20, X4.30, X4.40, X4.50, X4.60, X4.70), X5 series (X5.35, X5.45, X5.55), X6 series (X6.420, X6.430, X6.440), X7 series (X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, X7.690), and X8 series (X8.660, X8.670, X8.680). Using genuine parts like the 3660194M3 lever helps maintain the original performance and reliability of your agricultural machinery.