L-615-XL Power –Fluid – Extra Life J20C is formulated specially for use in transmissions, final drives, wet brakes, and hydraulic systems of tractors and other equipment which employs a common fluid reservoir. L-615-XL Power –Fluid – Extra Life J20C is manufactured with the highest quality base stocks, a viscosity index improver, oxidation and corrosion inhibitors, antiwear and film strength additives, an antifoaming agent, and a pour point depressant.