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 ...

Many of the larger vehicles on our roads have one intriguing thing in common: They can make sudden, loud, gas-escaping ...

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 ...

The editors of Commercial Carrier Journal have completed the 7th edition of The Air Brake Book. The book, first published in 1988, serves as a complete, up-to-date reference on heavy vehicle air brake ...

Note:Steering and brakes rank high on our safety list. Whether your truck is a stock restoration project or a modern street truck build, performance means more than a hot crate motor. In this month's ...

Imagine having a brand new truck sidelined during a roadside inspection because the inspector didn't understand what he was looking at . That happened more than once as the first of the ...

Most of us only think about our vehicles’ braking systems when there’s a problem: weird noises, stiff or spongy pedal, right or left pull, or even complete brake failure. All of these situations can ...

We place emphasis on going faster and making more power, but how often do we address safe and effective stopping? Not often enough. We don't need to say this, but we will anyway-stopping is more ...