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 ...

Adoption rates for air disc brakes (ADB) have climbed more than 100 percent in the last five years and show no signs of slowing down with penetration reaching 10 percent in 2013 and expected to close ...

Marathon Brake Systems has introduced new Discstar air disc brake calipers and chambers. The new lines complement Marathon’s air disc pads and rotors to round out the product line. The company says ...

Air disc brakes require minimal routine maintenance. Most of the moving parts are internal. Brake pads will often last for the first life of a tractor. Photos: Jim Park Better stopping power is ...

When it comes to the stopping power needed to halt a fully loaded tractor-trailer cruising at highway speeds, both air disc brakes (ADBs) and their S-cam drum brake brethren get the job done. But when ...

Haldex air disc brakes will now be standard on all Wabash National van trailer configurations where air disc brakes are specified. Haldex air disc brakes will now be standard on all Wabash National ...

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 ...

Step 6: Apply anti-seize compound to parts before reassembling them. Failing air chambers provide little warning of the trouble looming within. Their demise is usually sudden, accompanied by the ...

Adoption of air disc brakes for trailers is slowly trending upward as some fleets look beyond the tractor to improve stopping power and enhance safety, industry experts said. Meanwhile, manufacturers ...

Within the air brake systems of trucks and trailers, actuators play a vital, but largely unsung, role. Brake actuators are the devices that convert the compressed air force within a truck or trailer's ...

PACCAR Incorporated (PACCAR) is recalling certain 2021 Peterbilt 348 and 579 vehicles. The spring brake chamber may have been assembled with incorrect springs that were out of specification, which may ...