At the heart of a commercial vehicle’s air brake system is its air compressor, which pressurizes air in the primary and secondary tanks to provide power for the air brakes and other pneumatic systems.

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...

The box and manual call it "ARB Maximum Performance On-Board Air Supply." The website calls it "ARB Maximum Output On-Board Compressor." And most off-roaders simply call it in our own vernacular, "ARB ...