Original SACH’S Brake Fluid is a premium quality, glycol based (non-silicone, non-mineral/petroleum based) brake fluid designed for use in a wide range of brake and clutch applications. It is recommended for re-fill or top-up of brake and clutch systems in passenger cars, 4WD's, tricycles, motorcycles, light and heavy duty commercial vehicles, mining, construction and agricultural equipment that require a non petroleum based DOT 3 brake & clutch hydraulic fluid.