For your suspension needs, Redmond Auto on Gratiot offers Roadmaster Active Suspension. Roadmaster Active Suspension improves safety & control with or without a load. Works like extra helper springs, air bags, anti-sway bars and traction bars all in one! But will not harden the ride. A Necessity for Pickups, Vans & SUV's with Rear Leaf Springs! Stop in for a look at our RoadMaster Suspension Display!