Rear wheels locking up while braking? You might need a new brake proportioning valve. When it comes to your vehicle’s braking system, several components are responsible for helping your vehicle come ...

It’s impossible to fix something without understanding how it’s supposed to work. Brake system repair decisions can be difficult to make, and costly to execute, without a basic understanding of system ...

Descending a long downgrade can trigger a runaway even when your brake system is in good working order. Here’s why. The treadle valve, under the pedal, sends only a small air signal. It activates a ...

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, ...

Reading through the November 2021 issue ofFour Wheelermagazine and seeing "Brake Time," a drum brake to disc article, put a smile on my face. How perfect, I thought, since I'm in the middle of doing ...