There are few ways of comparing air disc brakes to drum brakes that discs don’t come out on top. Still, fleet adoption rates in North America hover around 10 percent. That begs the question, are discs ...

You never see them, but you always need them. Behind those rear brake drums they lead thankless lives, and hopefully are always ready to slow your 3,500-pound musclecar down. In a world of four-wheel ...

Typical, medium-duty, hydraulic brake system with front discs (red circuit) and rear drums (green circuit). Boost, or assist (blue circuit), is provided by an engine-driven pump, although the power ...

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 ...

The hardest part of disassembling the brakes is usually removing the drum. Some drums and most backing plates have inspection slots near the bottom (sometimes covered with a rubber plug or a steel ...

While it's not unusual for classic truck owners to talk about how much horsepower is under the hood of their haulers, seldom does anyone brag about brakes. And while most of us appreciate the feeling ...

Drum brakes are an OG technology that have been around almost as long as cars have. First developed in 1899, this style of brake can be found on some of the very first automotive prototypes built by ...

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 ...

One reason that today's vehicles are the safest in history is that, since 1968, all vehicles come equipped with dual brake systems to ensure that if one set of brakes fails, the other set can still ...