The McCormick 6634628A1 is a genuine OEM hose designed for various McCormick X4 series agricultural tractors. This essential component ensures proper fluid transfer within the machine's systems, maintaining optimal operational efficiency and preventing leaks. Manufactured to McCormick's stringent quality standards, it provides a precise fit and durable performance for models including X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.35, X4.45, X4.55, X4.65, X4.75, X4.80, and X4.90.