Premium quality, multipurpose gear lubricant containing sulphur phosphorus EP additives developed to meet the rigorous demands of commercial-fleet manual transmissions, drive axles and final drives. They are also suitable for similar components of farm and contractor equipment, and passenger cars. When this product is properly applied at the intervals recommended by manufacturers, it will comply with new vehicle warranty requirements. Engen Gearlube EP 80W-90 conforms to API Service classification GL-5.