Most vehicles you see on the road are either going to be rocking coil springs or good old-fashioned leaf springs. These suspension systems perform perfectly fine for most people in typical driving ...

Every modification in the custom car industry goes through a maturing process. The technology is refined, heavily critiqued, and maybe if the modification is lucky, the public will approve and it gets ...

This brand-new air spring won’t need much attention until it’s worked for many miles and its rubber bag ages through contact with the elements. Its operating range is 40 to 100 psi. Photo: ContiTech ...

A sea-change in hot-rod suspensions is sweeping across the scene: replacing conventional metal suspension springs with air springs, often controlled by sophisticated air compressors and self-leveling ...