SuperSprings International has designed a SumoSprings Solo “airless airbag” auxiliary spring for the 2014 Ram ProMaster cargo van. The one-piece SumoSprings Solo is composed of a proprietary ...
When you purchase a van or truck for hauling capacity, you’re placing faith in a factory suspension system, hopeful it will be able to handle the job it has been assigned. But what if your vehicle’s ...
"Airless airbag" fills the gap left by the ProMaster's stock bump stop to smooth the van's ride and enhance control. SuperSprings International has designed a SumoSprings Solo “airless airbag” ...