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 ...

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 ...

Driving a vintage Mopar in bumper-to-bumper traffic packed with modern vehicles can quickly point out the inadequacies of our vintage Detroit iron. In most cases, today's cars can out accelerate, pull ...

Semi air brakes rely on compressors, reservoirs, dryers, valves, brake chambers, pushrods, and S-cams to move shoes or pads ...

Have you ever slammed on your hot rod's brakes really hard? Did the rear brakes lock up before the front ones? If so, then you're familiar with that adrenaline-pumping feeling when the tail end of ...

Being the hopeless hot rodders we are it's only natural that we all like going fast. But, as much fun as we may have doing so, at one point or another we're gonna have to slow down or even stop. So, ...

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 ...

It’s all very well having razor-sharp trailer brakes when you’re fully loaded, but when you’re empty it inevitably means the wheels lock up and you’re left with clouds of smoke and prematurely bald ...

After a group of trailer manufacturers issued a recall in late July on more than 30,000 trailers due to an issue with Bendix SR-5 Trailer Spring Brake Valves, another group of manufacturers has joined ...

As much as I enjoy driving tractor-trailers, one thing that has irked me for many years is the parking brake valves on the dashboard. The two push-pull valves -- the yellow one for tractor brakes and ...