Motorcycle - Brake Fuilds
dot 5.1
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Packing: 500mL

DOT 5.1 Universal Hydraulic Brake & Clutch Fluid

Rock DOT 5.1 is a high quality brake and clutch fluid, blended from superior materials to a high standard of purity.

  • Suitable for use in all motor vehicles and motorcycles made in the UK, USA, Europe and Japan
  • It cannot be used in Citroen or other vehicles requiring mineral based fluids
  • Mixes safely with the SAE J1703, DOT 3, DOT 4 and DOT 5.1 brake fluids

DOT 5.1 is designed to meet the stringent demands of the following specifications:

SAE J1703, SAE J 1704

US FMVSS 116 DOT 5.1, DOT 4 AND DOT 3.

ISO 4925


Brake fluid can damage vehicle paintwork and it must be washed off with water immediately. It is also necessary to keep the container tightly sealed to prevent absorption of moisture.

Contamination with dirt, water, petroleum products or other materials may result in brake failure or costly repairs.

Typical Physical Characteristics

Density @ 20C 1.050
Equilibrium reflux boiling point 269 C
Wet equilibrium boiling point 187 C
Viscosity @ -40C 810 cSt
Viscosity @ 100C 2.16 cSt
Mineral clutch

Packing: 250mL
Mineral Clutch Fluid

Mineral Clutch Fluid is a high quality mineral oil based, high performance lubricant which may be used as a hydraulic agent in various hydraulic systems, including hydraulically actuated motorcycle clutches.

Mineral Clutch Fluid fully meets the requirements of the latest issue of the ISO 7308 specification.

Performance Specifications / Approvals

DIN 51524 part 3

ISO 7308

Suitable for use in Magura equipment.

Typical Physical Characteristics

Appearance Clear Green Fluid
Boiling Point C 240
Kinematic Viscosity @ -40C 1200 cSt max.
Kinematic Viscosity @ 40C 19.0 cSt
Kinematic Viscosity @ 100C 6.0 cSt
Flash Point (closed Cup) C 120
Pour Point C -50
Viscosity Index 303