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 ...

Every modification in the custom car industry goes through a maturing process. Air springs are not immune to that same cycle of things. I'm not exactly sure how far air springs go back, but I know ...

Air springs are to suspension systems what vacuum-secondary carbs are to engines. Catch a glimpse of vacuum-secondaries under the hood of a hot rod and you'll automatically assume the motor's a turd.