Service Brakes May 28, 2020 NHTSA recall 20V313000 76 units Frazer is recalling certain 2019-2020 emergency vehicles built on RAM 4500 and 5500 chassis, equipped with certain Compressible Liquid Adaptive Suspension Systems (C.L.A.S.S.), part numbers DS135RS3A, DS135RS3AF, DS135RS3-DM. The rear brake caliper… Full recall details: the risk and what to do →