Lucas DOT 4 Brake Fluid is a high quality blend of polyethylene glycol ethers and additives which meet or exceed the industry minimum dry boiling point of 446'F. Lucas DOT 4 Brake Fluid is recommended for use in both disc and drum brake systems and clutch systems. It meets the Federal Motor Vehicle Safety Standard (FMVSS) No. 116 and SAE J1704 specifications.
Prevents seal hardening or softening
Protects against rust or corrosion
Provides excellent lubricity
Compatible with all brake system rubber components and other fluids