Getting a valve out of a vehicle isn’t too hard – it’s putting the new one in that requires more care. A typical commercial vehicle air braking system requires, at minimum, around a dozen core ...

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 ...

Familiar red and yellow valves are clumsy to operate and sometimes allow vehicle runaways. Photos: Bendix Commercial Vehicle Systems. As much as I enjoy driving tractor-trailers, one thing that has ...

In countless ways, this hurricane season’s extensive and severe flooding has been devastating for people and property. With truck drivers and the trucking industry so vital to the recovery and ...

The Mining Safety and Health Administration offers some pretty sobering statistics and investigations. Take one recent incident, for example. A 50-year-old haul truck operator was fatally injured ...

Recent 2026 diagnostic reports and parts compatibility data reveal that while the 9400 is a durable flagship, its air system valves, driveline U-joints, and filter cross-references are now the primary ...