dot 3 or dot 4 brake fluid

You know that DOT 3 and DOT 4 brake fluid formulas have different boiling points, but what do those different temperatures actually mean?

You know that DOT 3 and DOT 4 brake fluid formulas have different boiling points, but what do those different temperatures actually mean?

The main difference between DOT 3 and DOT 4 brake fluid formulas is their ability to handle heat and water absorption within the braking system.