Monthly Archives: October 2021

What Is the Difference Between DOT 3 and DOT 4 Brake Fluid?

What Is the Difference Between DOT 3 and DOT 4 Brake Fluid?

The average driver does not have a very good understanding of brake fluid. We all know our cars need it, but that's it. For instance, there are different ratings for brake fluid, and that they can affect how your vehicle performs.  Understanding what brake fluid does, what the ratings mean, and the difference between these types of brake fluids can help you make better choices for your vehicle's brake system long-term. How It Works Many cars use a hydraulic braking system, which means it relies on fluid. Without brake fluid, your vehicle won't be able to go through the processes it does to stop. As a responsible car owner, you need to change your brake fluid over time. Brake fluid is prone to absorb moisture, which makes it lose its efficiency. You might be wondering why moisture is harmful to your brake fluid? New brake fluid has a boiling point that is a higher temperature than the conditions produced while braking. And water has a much lower boiling point. If moi ... read more