The McCormick 6679980A1 is a genuine OEM hydraulic pump designed for various McCormick MC series agricultural tractors. This essential component ensures optimal fluid power for steering, lifting, and other hydraulic functions, maintaining the efficiency and operational integrity of your machinery. It is a direct replacement for the original part, guaranteeing proper fit and performance across models including MC80, MC90, MC95, MC100, MC105, MC110, MC115, MC120, MC130, and MC135. Also cross-references to Massey Ferguson 3713437M91.