Castrol SRF Racing Brake Fluid 1 L – High-Performance DOT 4 Motorsport Brake Fluid

RRP is for 1L Bottle

Castrol React SRF Racing Brake Fluid – Premium DOT 4

Description
Castrol React SRF Racing Brake Fluid (commonly known as Castrol SRF) is an ultra-high-performance synthetic brake fluid developed for professional motorsport and high-performance driving. Engineered to deliver consistent braking under the most extreme temperatures and pressures, SRF sets the global benchmark for racing brake fluids.

Whether you’re on the racetrack, rally stage, or driving a high-output street car, Castrol SRF offers unmatched fade resistance, superior pedal feel, and long-term reliability.

⚙️ Key Features

• 🔥 Extreme Boiling Points:

  • Dry boiling point: > 310 °C / 590 °F

  • Wet boiling point: > 270 °C / 518 °F
    Among the highest of any DOT 4 brake fluid — ensures consistent braking under repeated heavy use.

• 🏎️ Racing-Proven Formula: Developed through Castrol’s F1, WRC, and endurance racing programs for maximum performance.

• 🧪 Superior Vapor-Lock Resistance: Prevents fade and maintains pedal firmness in prolonged, high-temperature braking.

• 💧 Low Moisture Absorption: Maintains performance longer than conventional fluids, reducing the need for frequent bleeding.

• ⚙️ Universal Compatibility: Suitable for all braking systems requiring DOT 4 or Super DOT 4 specifications (ABS, ESP, hydraulic).

• ⚠️ Note: Not silicone-based. Do not mix with DOT 5 or mineral fluids.

🧰 Technical Specifications

• Type: DOT 4 / Racing Brake Fluid

• Base: Synthetic glycol-ether formulation

• Dry Boiling Point: ≥ 310 °C (590 °F)

• Wet Boiling Point: ≥ 270 °C (518 °F)

• Color: Amber-gold

• Packaging: 1 L (33.8 fl oz) bottle

• Made in UK

🚗 Ideal For

• Circuit, rally, drift, and time-attack racing

• High-performance street cars and supercars

• Heavy-braking endurance events or track-day enthusiasts

• Professional teams seeking maximum braking control and pedal consistency

💪 Why Choose Castrol SRF

Castrol SRF is one of the most technically advanced racing brake fluids in the world, trusted by professional motorsport teams and OEM manufacturers. It maintains stable viscosity and compressibility under the harshest conditions, offering superior control and braking confidence when it matters most.