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 ...

Modern trucks come equipped with advanced technologies, yet many still rely on drum brakes, a design that has been around for more than a century. Drum brakes remain widely used in the trucking ...

S-cam drum brakes are the most common air foundation brakes on the road. They are a familiar sight to every wheel-end technician in the North American trucking industry. The right preventive ...

Semi trucks continue to rely on drum brakes as their primary braking system due to their reliability under heavy loads. This practice is not only seen in commercial vehicle engineering but also in ...

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 ...