"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” ...
SuperSprings International has released the SumoSprings Solo “airless airbag” for Ram ProMaster vans. The SumoSprings Solo is designed for enhancing the vehicle’s rear suspension, creating a smoother ...