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, ...

The air-brake system has three sections: the supply portion, the parking brake and the service brakes. The parking brake system has air pressure inside only when the parking brakes are released, while ...

Fleetwood Resource Management (FRM) introduced its Air Brake Cooling(ABC) System, a fade-resistant system which, according to the company, “virtually eliminates” one of the biggest problems facing ...