This animation demonstrates the basics of hydraulic disc and drum brakes in action. As the brake pedal is pressed, the piston in the master cylinder sends pressure (via the brake lines) to the wheel ...

Drum brakes, shown in Figure 14-5, are the oldest type of brakes still on the road. Their main advantage is that they require less hydraulic pressure to stop your vehicle because the brake shoes tend ...

Your car's brake system is one of its most critical components. It should come as no surprise that the brake system is responsible for stopping your vehicle and keeping it stationary as long as your ...

Though a decade ago it was far from the case, nowadays, the likelihood for a technician to work on a newer truck with air disc brakes (ADBs) is about the same as one with drum brakes. “Almost half of ...

When you start talking brakes and trucking safety, there’s good news to be had. For starters, mandates put in place several years ago (see sidebar) significantly beefed up the stopping power of both S ...

Have you ever tried to back up an 18-wheeler? It's no small feat, but once you understand how air brakes in semi trucks work, ...

Disc brakes resemble hand brakes on a bicycle, where pulling on the brake lever forces a plier-like device to squeeze rubber blocks against the rim of the wheel to stop the car. Drum brakes are a ...