The McCormick 278534A1 is a genuine OEM hydraulic filter designed to maintain the cleanliness and efficiency of hydraulic systems in McCormick agricultural tractors. This essential filter helps protect critical hydraulic components from contaminants, ensuring smooth operation and extended service life. With an outer diameter of 95 mm, a length of 138 mm, and a 1 3/8-12 UNF thread, it is a direct replacement for various McCormick CX, MC, MTX, XTX, X60, X7, and X70 series models.