Liquid Spring DS135RS3-DM recalls
Every NHTSA recall campaign filed since 2000 that names the Liquid Spring DS135RS3-DM, newest first. Last verified Jul 30, 2026.
Units are totals reported across campaigns mentioning this model — NHTSA does not always break unit counts down by model.
Affected components
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →All campaigns
- May 28, 2020Crash risk2019–2020 Frazer Ram 4500 Chassis, 2019–2020 Frazer Ram 5500 Chassis, Liquid Spring DS135RS3-DM and 2 other models — Service Brakes
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 flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes.
20V313000 · 76 units · Frazer
- May 23, 2020Crash risk2019–2020 AEV Traumahawk, Liquid Spring DS135RS3-DM, Liquid Spring DS135RS3A and 1 other model — Service Brakes, Hydraulic
Halcore Group, Inc. (Halcore) is recalling certain 2019-2020 American Emergency Vehicle TraumaHawk Type 1 ambulances built on RAM 4500 and 5500 chassis equipped with Compressible Liquid Adaptive Suspension Systems (C.L.A.S.S.), part numbers DS135RS3A, DS135RS3AF, DS135RS3-DM. The rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes. The affected system component is the rear brake caliper flexible line which may be causing brake caliper to wear due to contact suspension components.
20V300000 · 39 units · Halcore Group, Inc.
- May 20, 2020Crash risk2018–2020 Frontline Type I, Liquid Spring DS135RS3-DM, Liquid Spring DS135RS3A and 5 other models — Service Brakes
REV Ambulance Group Orlando, Inc. (REV) is recalling certain 2018-2020 Type 1 ambulances built on Ram 4500 and 5500 chassis equipped with Compressible Liquid Adaptive Suspension Systems (C.L.A.S.S.), part numbers DS135RS3A, DS135RS3AF and DS135RS3-DM. The rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes.
20V284000 · 59 units · REV Ambulance Group Orlando, INC.
- May 20, 2020Crash risk2018–2020 Horton Type I, 2018–2020 Horton Type Iii, Liquid Spring DS135RS3-DM and 2 other models — Service Brakes
Halcore Group, Inc. (Halcore) is recalling certain 2018-2020 Horton Emergency Vehicles (HEV) Type I & Type III ambulances built on a Ram 4500 or 5500 chassis and equipped with Compressible Liquid Adaptive Suspension Systems (C.L.A.S.S.), part numbers DS135RS3A, DS135RS3AF, DS135RS3-DM. The rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes. The affected system component is the rear brake caliper flexible line which may be causing brake caliper to wear due to contact suspension components.
20V291000 · 17 units · Halcore Group, Inc.