Hypoid 90W Lower Unit Gear Lube for API GL - 5 service. For outboards and stern drives with mechanical shift mechanisms. Will not void manufacturer's warranties. The ultimate lubrication for maximum performance and economy. Features Recommended for use in Mercury, Mercruiser, Johnson, Evinrude, OMC, Force, Mariner, Nissan, Suzuki, Yamaha and Volvo. Exceeds all engine manufacturer's specifications. Formulated with special anti - wear additives, rust and corrosion inhibitors. Designed specifically for the marine environment. For lower units of all outboard motors and stern drives.