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Model Spotlight

Case CX180D Excavator: 2017–2022 18-Ton D-Series Excavator

The Case CX180D is an 18-ton class D-Series hydraulic excavator produced from 2017 into the early 2020s. It sits between the earlier CX180B and the newer CX190E in Case’s mid-class excavator lineup, running a Tier 4 Final diesel with DPF and SCR aftertreatment and a hydrostatic dual-path drivetrain.

Case CX180D Excavator

Where the CX180D fits in the Case excavator line

The CX180D is an 18-ton class D-Series excavator. It sits between the CX180B and the CX190E in Case’s full-size excavator lineup, representing the Tier 4 Final generation of the 18-ton platform. The D-Series brought a modernized operator station, refined electrohydraulic controls, and the latest emissions aftertreatment to a machine class that has long anchored Case’s general-purpose excavator offering.

Case CX180D Excavator - Quick Specs

Class
18-Ton Excavator
Generation
D-Series
Production
2017–2022
Engine
Tier 4 Final Diesel
Aftertreatment
DPF + SCR (DEF)
Drivetrain
Hydrostatic Dual-Path, Steel-Track Undercarriage
Tail Swing
Conventional
Predecessor
CX180B
Successor
CX190E
Locating your serial number On the Case CX180D the serial number plate is located on the right-hand side of the upper frame, near the boom base or under the cab access step. Confirm the serial before ordering — production-window-specific parts vary across the run.

Engine, hydraulics, and drivetrain

The CX180D runs a Tier 4 Final diesel through a hydrostatic dual-path drivetrain into a steel-track undercarriage. The main hydraulic pump — a load-sensing piston pump — drives boom, dipper, bucket, swing, and propel circuits through electrohydraulic control valves. Tier 4 Final aftertreatment includes a diesel particulate filter (DPF) and selective catalytic reduction (SCR) catalyst with DEF dosing.

The conventional tail-swing upper frame, steel-track undercarriage, and Case-pattern swing bearing carry forward proven mid-class excavator geometry. The cab is sealed and pressurized with joystick controls, a color monitor for engine and hydraulic status, and integrated aftertreatment monitoring.

Common service items on the CX180D

  • Engine internals: Tier 4 Final diesel pistons, rings, sleeves, head gaskets — common-rail injection throughout.
  • Tier 4 Final aftertreatment: DPF cleaning service and regen behavior, DEF tank and dosing module, SCR catalyst, EGR cooler service.
  • Fuel system: Common-rail injectors, lift pump, primary and secondary fuel filters with tight water-separator standards.
  • Cooling system: Radiator, water pump, thermostat, fan, charge-air cooler, hoses, belts.
  • Hydraulic system: Boom, dipper, bucket, and swing cylinder seal kits, main pump rebuild, electrohydraulic control valves, hoses.
  • Boom and dipper: Pin and bushing service at every joint, bucket pins, thumb attachment hardware, quick coupler service.
  • Undercarriage: Steel track inspection and replacement, rollers, idlers, drive sprockets, recoil springs.
  • Swing system: Swing motor and reduction gear service, swing bearing inspection, swing brake.
  • Electrical / ECU: Engine ECU, instrument cluster, sensors, harness, telematics module on equipped units.
  • Cab glass and wiper: KHN16820 24-inch wiper blade, KHN3046 front lower glass, and KHN2632 front upper glass cross-fit across Case and Link-Belt excavators.
  • Operator station: Seat, joystick controls, pedal linkage, instrument panel, cab HVAC.
Tier 4 Final aftertreatment - service implications The CX180D’s DPF and SCR systems are reliable when fed clean fuel and quality DEF, but they require attention. DEF tank must stay topped up. The DPF will request periodic high-temperature regenerations. NOx sensors fail occasionally and can trigger derate conditions if not replaced. Factor aftertreatment service into the maintenance budget on any Tier 4 Final machine in production work.

Parts we carry for the Case CX180D

CategoryCommon PartsBrowse
EngineTier 4 Final diesel pistons, rings, sleeves, gasketsBrowse Engine
AftertreatmentDPF, DEF, SCR, EGR componentsBrowse Aftertreatment
Fuel SystemCommon-rail injectors, lift pump, filtersBrowse Fuel System
CoolingRadiator, water pump, charge-air cooler, hosesBrowse Cooling
HydraulicsMain pump, swing motor, cylinders, seal kits, valvesBrowse Hydraulics
Boom / DipperPins, bushings, bucket and quick-coupler hardwareBrowse Boom / Dipper
UndercarriageSteel tracks, rollers, idlers, sprockets, recoil springsBrowse Undercarriage
SwingSwing motor, reduction gear, swing bearingBrowse Swing
Cab Glass / WiperKHN16820 wiper, KHN3046 lower glass, KHN2632 upper glass (Case/Link-Belt cross-fit)KHN16820 Wiper Blade
Electrical / ECUECU, sensors, harnessBrowse Electrical
Operator StationSeat, joysticks, pedal linkage, gaugesBrowse Operator Station

Need a part for your Case CX180D Excavator?

Aftertreatment components, common-rail fuel system parts, and main hydraulic pumps are the highest-value items on a CX180D. Call our parts team with your serial number and we’ll match the right component to your machine.

Request a Part

What to verify before ordering

  • Serial number. Confirm the serial on the CX180D before ordering year-specific parts.
  • Engine serial. Engine internal parts must match the engine serial number.
  • Hydraulic cylinder bore. Cylinder seal kit fit depends on bore dimension — measure before ordering.
  • Tier 4 emissions revision. DPF and DEF/SCR components saw revisions during production — confirm by serial.
  • Engine ECU calibration. Common-rail injectors and ECU sensors are calibrated to specific build years.
  • Bucket and quick coupler. Quick-coupler interface varies — confirm before ordering attachment-side hardware.

Why the CX180D still earns a paycheck

The Case CX180D is an 18-ton class production excavator handling general site work, utility installation, residential and commercial earthmoving, and mining and quarry work depending on configuration. It is the modern, full-emissions Case mid-class excavator that fleets currently in production are running, and parts coverage across the D-Series remains strong.

Maintenance priorities on a CX180D: clean fuel and tight water separation for common-rail injection, DPF regen behavior tracking, DEF quality, hydraulic oil condition, swing-bearing lubrication, steel-track tension and undercarriage wear monitoring, and pin and bushing service. Broken Tractor maintains parts coverage across the Case excavator family from the older B-Series machines through the current production D and E Series.

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