Nearly 1,600 vehicles were put out of service for brake violations during the Commercial Vehicle Safety Alliance’s unannounced Brake Safety Day in April. On April 25, 52 U.S. and Canadian ...

Air brake systems are made up of many separate parts, all of which must be in good condition to provide reliable operation. Inspections catch problems early. In addition to visual driver inspections, ...

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 ...

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 ...

Brake fade is a thing of the past with air disc brakes. On repeated hard stops and on long descents, brake performance improves as operating temperatures increase. Our first tango with disc brakes ...

When the brakes are applied, circuits send compressed air from the storage tanks to front and rear service chambers that push the brake shoes into the brake drums, thus slowing down the vehicle. Semis ...

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 ...