Brakes
There are two types of brakes used for slowing down and stopping vehicles: disc brakes and drum brakes. Disc brakes are far more efficient than drum brakes, as they need much less adjustment, dissipate heat better for improved performance, and provide greater stopping power. All modern cars now use disc brakes at the front, and very few cars use drum brakes at all.
See also Disc Brakes and Drum Brakes.
