Motul RBF 660 Factory Line Synthetic DOT 4 Racing Brake Clutch Fluid 500ml

Motul RBF 660 Factory Line by Motul comes in a 500ml bottle and is a 100% synthetic DOT 4 racing brake fluid for hydraulic brake and clutch systems. It is formulated for all hydraulically actuated brake and clutch systems requiring non-silicone synthetic fluid, and is also suitable for conventional brake systems with steel discs and standard hydraulic clutch actuators.

With a dry boiling point of 325C / 617F and a wet boiling point of 205C / 401F, this fluid is intended for high-temperature use, including racing carbon and ceramic brakes. The formula is amber in colour and follows the vehicle manufacturer’s recommended drain intervals, adjusted according to usage.

Key features

• 500ml volume
• 100% synthetic DOT 4 formula
• Suitable for hydraulic brake and clutch systems
• Suitable for all hydraulically actuated brake and clutch systems requiring non-silicone synthetic fluid
• Also suitable for conventional brake systems with steel discs and standard hydraulic clutch actuators
• Amber colour
• Dry boiling point: 325C / 617F
• Wet boiling point: 205C / 401F

Specifications

• Viscosity at 100C: 2.6 mm²/s
• Viscosity at -40C: 1,698 mm²/s
• Exceeds DOT 3 and DOT 5.1 standards except viscosity at -40C

How to use

Follow the vehicle manufacturer’s recommended drain intervals and adjust based on usage.

Compliance and regulatory information

• FMVSS 116 DOT 4
• SAE J1703 / J1704

Safety information

• Do not mix with lower-performance polyglycol-based brake fluids
• Do not mix with silicone-based fluids (DOT 5) or mineral-based fluids (LHM)
• Store in the original container, tightly closed to prevent moisture absorption
• Avoid contact with skin, paint, or varnish
• In case of contact, rinse thoroughly with water

About this product

Who is it for

Suited to drivers and motorsport users running hydraulic brake and clutch systems, including applications with racing carbon and ceramic brakes.

When and where to use it

Suitable for high-temperature braking conditions and routine brake fluid changes in compatible hydraulic brake and clutch systems.

Rackhams Reference : PVU4SU6DRA