Harvest King(R) Select Vintage Tractor Hydraulic Fluid is specifically engineered for farm tractors and mobile equipment manufactured after 1989. Provide all-season performance in severe conditions. It acts as a power steering, power brake, power take-off and implement drive fluid. It provides a medium with the correct friction and heat transfer characteristics for proper operation of the tractor wet brakes and power take-off unit. | Harvest King Tractor Hydraulic Fluid | Size 5 gal