AGCO Permatran 821XL 10W-30 Transmission Hydraulic Oil 5 Gallons, 79037109 Exceptional protection against wear from microscopic contaminants, higher operation temperatures, and pressures to ensure long equipment life Critically balanced frictional characteristics ensure precise clutch and wet brake operation with unsurpassed chatter suppression Extra resistance to thermal degradation that provides superior protection against oxidation and deposit formation