Pneumatic suspension, more commonly called air suspension, has been around since its first patented design the early 1900s. There are many questions about its existence and how it relates to towing.

Every vehicle has its own suspension system, a collection of springs, shocks, and bars that keep the vehicle level and keep the tires on the pavement at all times. Remove a vehicle's suspension, and ...

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 ...