320D2 GC

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The 320D GC Series 2 incorporates innovations to improve your job site efficiency through low owning and operating costs and excellent performance.


Engine Model Cat® C7.1 Cat® C7.1 Less
Net Flywheel Power 113.0 hp 84.0 kW Less
Bore 4.1 in 105.0 mm Less
Stroke 5.3 in 135.0 mm Less
Displacement 428.0 in3 7.01 L Less
Engine Power - ISO 14396 121.0 hp 90.0 kW Less
Net Power - SAE J1349/ISO 9249 113.0 hp 84.0 kW Less


Operating Weight 46940.0 lb 21290.0 kg Less
Maximum Operating Weight 46940.0 lb 21290.0 kg Less
Minimum Operating Weight 45660.0 lb 20710.0 kg Less

Service Refill Capacities

Fuel Tank Capacity 108.3 gal 410.0 L Less
Cooling System 6.6 gal 25.0 L Less
Engine Oil 5.8 gal 22.0 L Less
Final Drive (each) 2.1 gal 8.0 L Less
Hydraulic System (including tank) 68.7 gal 260.0 L Less
Hydraulic Oil 36.5 gal 138.0 L Less
Swing Drive (each) 2.1 gal 8.0 L Less

Swing Mechanism

Swing Speed 10.6 RPM 10.6 RPM Less
Swing Torque 45581.0 lb ft 61.8 kN·m Less


Maximum Drawbar Pull 46086.0 lb 205.0 kN Less
Maximum Travel Speed 3.2 mph 5.2 km/h Less

Hydraulic System

Pilot System - Maximum Pressure 566.0 psi 3900.0 kPa Less
Boom Cylinder - Bore 4.7 in 120.0 mm Less
Boom Cylinder - Stroke 49.6 in 1260.0 mm Less
Stick Cylinder - Bore 5.5 in 140.0 mm Less
Stick Cylinder - Stroke 59.2 in 1504.0 mm Less
B1 Bucket Cylinder - Bore 4.7 in 120.0 mm Less
B1 Bucket Cylinder - Stroke 43.5 in 1104.0 mm Less
Main System - Maximum Flow (Total) 103.6 gal/min 392.0 L/min Less
Maximum Pressure - Equipment 5076.0 psi 35000.0 kPa Less
Maximum Pressure - Equipment (Lift mode ON) 5221.0 psi 36000.0 kPa Less
Maximum Pressure - Swing 3626.0 psi 25000.0 kPa Less
Maximum Pressure - Travel 5076.0 psi 35000.0 kPa Less
Pilot System - Maximum Flow 32.4 L/min (1,977 in3/min) 32.4 L/min (1,977 in3/min) Less
Swing System - Maximum Flow 51.8 gal/min 196.0 L/min Less

Operator Station

Enhance your comfort, operation, and visibility. The 320D GC Series 2 allows you to focus on your job.


A powerful engine with excellent reliability and low fuel consumption delivering more while boosting your bottom line.


Efficient hydraulic system with low effort joysticks provides precise control regardless of your application.

Undercarriage and Structures

Strong and durable, all you expect from Cat excavators.

Front Linkage

Reliable and durable to meet all your application needs.


Efficient for your work.

Service and Maintenance

Simplified service and maintenance features save you time and money.

Complete Customer Support

Cat dealer services offer a wide range of personalized solutions.

320D2 GC Standard Equipment

  • C7.1 Mechanical engine
  • Meets Tier 2 emission regulations
  • 4000 m altitude capability
  • Radial seal air filters (primary and secondary filter)
  • Glow plugs (for cold weather start)
  • Automatic engine speed control with one touch low idle
  • High ambient cooling package 48° C (118° F)
  • Water separator with water level indicator sensor
  • Waved fin radiator with space for cleaning
  • Two speed travel
  • Electric priming pump
  • Fuel pressure differential gauge

  • Regeneration circuits for boom and stick
  • Reverse swing damping valve
  • Automatic swing parking brake
  • Boom drift reducing valve
  • Stick drift reducing valve
  • Straight travel hydraulic circuit

  • Pressurized cab
  • Fully adjustable mechanical suspension seat
  • Adjustable armrest
  • Seat belt, retractable (51 mm [2 in] width)
  • 70/30 split front windshield
  • Laminated upper front windshield and tempered other windows
  • Sliding upper door window
  • Openable front windshield with assist device
  • Pillar mounted upper windshield wiper and washer
  • Bi-level air conditioner (automatic) with defroster (pressurized function)
  • Color LCD display with warning, filter/fluid change, and working hour information
  • Control lever joysticks
  • Neutral lever (lock out) for all controls
  • Travel control pedals with removable hand levers
  • Radio mounting (DIN size)
  • Radio ready
  • 12V - 2× maximum 10A power supply
  • Two stereo speakers
  • Beverage holder
  • Coat hook
  • Openable roof hatch
  • Washable floor mat

  • Idler and center section track guiding guard
  • Towing eye on base frame
  • Grease lubricated track

  • Batteries (2 × 750 CCA)
  • 115 amp alternator
  • 8 kW starter motor

  • Left boom working light
  • Right working light, storage box mounted
  • Interior lighting
  • Halogen cab-mounted working lights
  • Halogen boom lights

  • Cat one key security system
  • Door and compartment locks
  • Signaling/warning horn
  • Rearview mirrors
  • Fire wall between engine and pump compartment
  • Emergency engine shutoff switch
  • Rear window, emergency exit
  • Battery disconnect switch
  • Back up alarm

  • 3.7 mt counterweight

320D2 GC Optional Equipment

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