320GC Hydraulic Excavator

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The 320GC raises the bar for efficiency and fuel economy in this size class. With the industry’s highest level of standard factory technology, a new cab focused on operator comfort, plus lower fuel and maintenance costs, the 320GC will set a new pace for productivity and profit in your operation.

ID Number M22324
Model 320GC
Model Year 2021
Serial Number 0LKS00624
Location STOCKTON 1521
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Engine

Net Power - ISO 9249 172HP
Engine Model Cat C4.4e TTA
Engine Power - ISO 14396 173HP
Bore 4in
Stroke 5in
Displacement 269in³

Weights

Operating Weight 50265lb

Working Ranges & Forces

Maximum Digging Depth 22.1ft
Boom Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6")
Bucket 1.19 m ³ (1.56 yd³)
Maximum Reach at Ground Level 32.4ft
Maximum Cutting Height 30.8ft
Maximum Loading Height 21.4ft
Minimum Loading Height 7.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 21.5ft
Maximum Vertical Wall Digging Depth 17ft
Bucket Digging Force - ISO 38811lbf
Stick Digging Force - ISO 23911lbf

Hydraulic System

Main System - Maximum Flow 429 l/min (113 gal/min)
Maximum Pressure - Equipment 5075psi
Maximum Pressure - Travel 4974psi
Maximum Pressure - Swing 3988psi

Swing Mechanism

Maximum Swing Torque 60300ft·lbf

Service Refill Capacities

Fuel Tank Capacity 86.6gal (US)
Cooling System 6.6gal (US)
Engine Oil 4gal (US)
Swing Drive - Each 3.2gal (US)
Final Drive - Each 1.3gal (US)
Hydraulic System - Including Tank 61.8gal (US)
Hydraulic Tank 30.4gal (US)
DEF Tank 10.3gal (US)

Dimensions

Boom Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6")
Bucket 1.19 m ³ (1.56 yd³)
Shipping Height - Top of Cab 9.8ft
Handrail Height 9.8ft
Shipping Length 31ft
Tail Swing Radius 9.3ft
Counterweight Clearance 3.4ft
Ground Clearance 1.6ft
Track Length 14.7ft
Length to Center of Rollers 12ft
Track Gauge 7.9ft
Transport Width 9.8ft

Standard Equipment

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
  • ROPS, sound suppression
  • Mechanically adjustable seat
  • High-resolution 203 mm (8 in) LCD touchscreen monitor
Cat Technology
  • Cat Product Link
  • Cat GRADE with 2D
Cat Technology
  • Cat GRADE with Assist
  • Cat PAYLOAD
  • 2D E-Fence
  • Lift Assist
  • Auto Dig Boost
  • Remote troubleshoot
Engine
  • Three selectable power modes
  • Auto engine speed control
  • 52°C (126°F) ambient cooling capacity
  • -32°C (-25°F) cold start capability
  • Reversing electric cooling fans
  • Biodiesel capability up to B20
Hydraulic System
  • Boom and stick regeneration circuits
  • Slide joysticks
  • Auto hydraulic warm up
  • Auto two-speed travel
  • Boom and stick drift reduction valve
  • Advanced tool control - Europe only
Boom And Sticks
  • 5.7 m (18'8") reach boom, 2.9 m (9'6") stick
Undercarriage And Structures
  • Tie-down points on base frame
Electrical System
  • Two 1,000 CCA maintenance-free batteries
  • Programmable time-delay LED working lights
  • LED chassis light, left-hand/right-hand boom lights, cab lights
Service And Maintenance
  • Sampling ports for Scheduled Oil Sampling (S·O·S)
  • Ground-level and platform-level engine oil dipsticks
Safety And Security
  • Rear and right-hand-sideview cameras
  • Signaling/warning horn
  • Right-hand mirror
  • Ground-level engine shutoff switch
  • Right-hand handrail and hand hold
  • Signaling/warning horn

Optional Equipment

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
  • Air-adjustable seat with heat (Deluxe only)
  • High-resolution 254 mm (10 in) LCD touchscreen monitor
Cat Technology
  • Cat GRADE with 3D
  • Cat GRADE with Advanced 2D (not available on SLR)
  • Cat GRADE with 3D (not available on SLR)
Safety And Security
  • Cat Command remote control
  • Right-hand-side camera
  • 360° visibility
Engine
  • 52°C (125°F) high-ambient cooling capacity
Hydraulic System
  • Boom and stick lowering check valves
  • Hammer return filter circuit
  • Combined flow/high-pressure auxiliary circuit
  • Medium-pressure circuit
  • Quick coupler circuit for Cat Pin Grabber
Boom And Sticks
  • 8.85 m (29'0") SLR boom, 6.28 m (20'7") SLR stick
Undercarriage And Structures
  • 600 mm (24") triple grouser shoes
  • 700 mm (28") triple grouser shoes
  • 790 mm (31") triple grouser shoes
  • 900 mm (35") triple grouser shoes
  • 4200 kg (9,300 lb) counterweight for HD boom and stick
Electrical System
  • Premium surround lighting package
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