Brake & Clutch Fluid DOT 4
High-performance hydraulic fluid designed to provide reliable, consistent braking, and excellent vapour lock resistance. Why choose this fluid
- FMVSS 116 DOT 3 & DOT 4
- SAE J1703 & J1704
- ISO 4925 (Class 3 & 4)
- JIS K2233
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Why choose Brake & Clutch Fluid DOT 4
Duckhams Brake & Clutch Fluid DOT4 is a premium-grade high-performance hydraulic fluid formulated to provide stable and reliable braking pressure across a wide range of driving environments. Offers highly robust safety margins against vapour lock water absorption degradation, protecting vital caliper pistons, master cylinders, and rubber seals from corrosion and premature wear.
- Provides consistent braking performance in extreme temperatures.
- Helps prevent brake fade for safer driving.
- Maintains fluid stability over extended use.
- Offers reliable protection against corrosion and wear.
- Suitable for both disc and drum brake systems.
- Compatible with the most modern brake systems.
- Supports long-term reliability and performance of the brake system.
Typical physical characteristics
| Property | Unit | Typical Value |
|---|---|---|
| Density @ 20°C | 1.0542 | |
| Colour | Clear Straw | |
| Viscosity @-40 | cSt | 1230 |
| Viscosity @ 100 | 2.17 | |
| Dry Boiling Point | 264 | |
| Wet Boiling Point | 166 |
Typical physical characteristics are provided as an indication of properties based on current production data only, and should not be interpreted as a specification.



