Motorex Brake Fluid Dot 5.1 For hydraulic brake and clutch systems with a boiling point of at least 260 ?C and an extremely high wet boiling point of at least 180 ?C. Because of the low viscosity at low temperatures, particularly suitable for additional systems, such as ABS and ASR. According to extensive tests in racing, BRAKE FLUID DOT 5.1 can be used in on-road and off-road motorcycles, as well as passenger cars and commercial vehicles where a brake fluid complying to the FMVSS 116 DOT 5.1 specification is required. Specification FMVSS 116 DOT 5.1 SAE J1703 SAE J1704 ISO 4925 Class 5.1 Warning: Mixing with mineral-oil and silicone-based brake fluids or DOT 5.0 must be avoided. Observe the manufacturer's change intervals