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, ...

A heavy truck's air system is a basic and important set of components that should be spec'd correctly and then maintained properly. It includes a compressor, hoses and piping, valves, tanks and other ...

As summer yields inexorably to autumn and later, winter, that most common and familiar commodity we call water takes on a sinister edge. Ice is great in a cool drink, or for skating. It’s not so much ...

Plumbing up a trailer with air-brakes might be almost as simple as tying your laces, but it’s a different story with tractor pneumatics. While the system itself is beautifully straightforward in ...

We’ve shown how you can get your hydraulic trailer brakes up to stratch, but if you want ultimate stopping power you should consider updrading to air. Why air? Installation: part 1 Installation: part ...

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 ...

Air brakes have a long history of reliable performance in the medium- and heavy-duty truck markets, yet these systems cannot be ignored without costly consequences. A good inspection process and ...