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 ...

The emergency and supply lines that stretch between a tractor and trailer offer a colorful reminder that compressed air is the lifeblood of your brake system. The hoses are a respective red and blue, ...

Many of the larger vehicles on our roads have one intriguing thing in common: They can make sudden, loud, gas-escaping hissing noises. These noises, admittedly, have made this writer jump — on more ...

In choosing brake systems for a commercial fleet, there’s no wrong answer whether air disc brakes are a right fit versus drum brakes. There are plenty of advantages for both; drum brakes are ...

The following was published in CCJ's Air Brake Book, 11th edition, sponsored by SilverbackHD. CCJ's Air Brake Book is a complementary industry resource, courtesy of our partnership with SilverbackHD, ...

As autonomous technology and electric truck adoption advance, brakes need to change. Autonomous vehicles and battery-electric trucks are no longer figments of engineers’ imaginations. They are poised ...

If there’s one thing on commercial vehicles that operations and maintenance professionals need to understand, it’s braking systems. Not getting a truck to start rolling on time will cause delayed ...