This genuine OEM 3556901M91 valve is designed for McCormick CX series tractors including CX70, CX75, CX80, CX85, CX90, CX95, CX100, CX105, CX110 models. It is also compatible with various Massey Ferguson 3000, 3100, and 3600 series tractors, such as the MF 3050, 3060, 3070, 3080, 3090, 3115, 3120, 3125, 3630, 3645, 3650, 3655, 3660, 3670, 3680, and 3690. This essential component ensures proper hydraulic or fluid control within the specified machinery.