320 GC Hydraulic Excavator
The Cat® 320 GC excavator balances productivity with easy-to-use technology features, a new comfortable cab, reduced fuel consumption by up to 20%, and longer maintenance intervals reducing maintenance costs by up to 25% to bring you a durable, low-cost-per-hour excavator for light- to medium-duty applications.
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Engine
- Net Power - ISO 9249
- 146HP
- Engine Model
- Cat C4.4e TA
- Engine Power - ISO 14396
- 148HP
- Bore
- 4in
- Stroke
- 5in
- Displacement
- 269in³
Weights
- Operating Weight
- 48300lb
Working Ranges & Forces
- Maximum Digging Depth
- 22ft
- Boom
- Reach 5.7 m (18.8)
- Stick
- R2.9B1 (9'6")
- Bucket
- 1.00 m³ (1.31 yd³)
- Maximum Reach at Ground Level
- 32.3ft
- Maximum Cutting Height
- 31ft
- Maximum Loading Height
- 21.3ft
- Minimum Loading Height
- 7.1ft
- Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
- 21.6ft
- Maximum Vertical Wall Digging Depth
- 18.7ft
- Bucket Digging Force - ISO
- 28935lbf
- Stick Digging Force - ISO
- 22281lbf
Hydraulic System
- Main System - Maximum Flow
- 442 l/min (116 gal/min)
- Maximum Pressure - Equipment
- 5075psi
- Maximum Pressure - Travel
- 4974psi
- Maximum Pressure - Swing
- 3625psi
Swing Mechanism
- Swing Speed
- 11.6r/min
- Maximum Swing Torque
- 54900ft·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
- 1.1gal (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
- R2.9B1 (9'6")
- Bucket
- 1.00 m³ (1.31 yd³)
- Shipping Height - Top of Cab
- 9.7ft
- Handrail Height
- 9.8ft
- Shipping Length
- 31.3ft
- Tail Swing Radius
- 9.3ft
- Counterweight Clearance
- 3.4ft
- Ground Clearance
- 1.5ft
- Track Length
- 14.7ft
- Length to Center of Rollers
- 12ft
- Track Gauge
- 7.9ft
- Transport Width
- 10.4ft
Standard Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
- Boom And Sticks
-
- 5.7 m (18'8") Reach boom
-
- Cab
-
- Rollover protective structure (ROPS)
- Mechanical-suspension seat
- High-resolution 203 mm (8 inch) LCD touchscreen monitor
-
- Cat Technology
-
- Cat Product Link™
- Remote Flash
- Remote Troubleshoot
- Auto hammer stop
-
- Electrical
-
- Two 1,000 CCA maintenance-free batteries
- Programmable time-delay LED working lights
- LED chassis light, left-hand/right-hand boom lights, cab lights
-
- Engine
-
- Cat C4.4 single turbo engine
- Two selectable power modes
- Auto engine speed control
- Auto engine idle shutdown
- 52° C (125° F) high-ambient cooling capacity
- -32° C (-25° F) cold start capability
- Double element air filter with integrated pre-cleaner
- Reversible electric cooling fans
-
- Hydraulic System
-
- Boom and stick regeneration circuits
- Boom and stick lowering check valves
- Auto warm up
- Auto two-speed travel
- Boom and stick drift reduction valve
- Slider joysticks
- Tool control (two pumps, one/two way high-pressure flow)
-
- Safety And Security
-
- Rearview and right-hand-sideview cameras
- Ground-level engine shutoff switch
- Right-hand handrail and hand hold
- Signaling/warning horn
-
- Service And Maintenance
-
- Sampling ports for Scheduled Oil Sampling (S·O·S)
- Ground-level and platform-level engine oil dipsticks
-
- Undercarriage And Structures
-
- Tie-down points on base frame
- 3700 kg (8,160 lb) counterweight (Turkey only)
- 4200 kg (9,300 lb) counterweight
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
- Boom And Sticks
-
- 2.9 m (9'6") Reach stick
- 2.5 m (8'2") Reach stick
- 2.9 m (9'6") Semi-HD Reach stick
- 2.5 m (8'2") Semi-HD Reach stick
-
- Safety And Security
-
- Swing alarm
- Inspection lighting
-
- Service And Maintenance
-
- Integrated vehicle health management system
-
- 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
H120 S Hydraulic Hammer
- Impact Energy Class
- 3500 ft·lbf
- Blows per Minute
- 350-620
- Maximum Operating Weight
- 4101 lb
H120 GC S Hammer
- Impact Energy Class
- 2950 ft-lb
- Blows per Minute
- 400-800
- Maximum Operating Weight
- 3927 lb
H130 GC S Hammer
- Impact Energy Class
- 4425 ft-lb
- Blows per Minute
- 350-700
- Maximum Operating Weight
- 5471.4 lb
GSH525-750
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open, Closed
GSH525-950
- Capacity
- 1.25 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open, Closed
GSH520-750
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open, Closed
GSH425-750-S
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open
GSH425-950-S
- Capacity
- 1.25 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open
GSH520-500
- Capacity
- 0.65 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open, Closed
GSH520-600
- Capacity
- 0.75 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open, Closed
GSH420-600-S
- Capacity
- 0.75 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open
GSH420-750-S
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open
GSH420-500-S
- Capacity
- 0.65 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open
S70 S Type Excavator Coupler: 566-2349
- Weight
- 571 lb
- Lifting Hook Capacity
- 8 ton (US)
- Width
- 17.72 in
Heavy Duty Bucket 1200 mm (48 in)
- Width
- 48 in
- Capacity
- 1.56 yd³
- Weight
- 2030 lb
Heavy Duty Bucket 1050 mm (42 in)
- Width
- 42 in
- Capacity
- 1.31 yd³
- Weight
- 1867 lb
Specifications
Engine
- Net Power - ISO 9249
- 146HP
- Engine Model
- Cat C4.4e TA
- Engine Power - ISO 14396
- 148HP
- Bore
- 4in
- Stroke
- 5in
- Displacement
- 269in³
Weights
- Operating Weight
- 48300lb
Working Ranges & Forces
- Maximum Digging Depth
- 22ft
- Boom
- Reach 5.7 m (18.8)
- Stick
- R2.9B1 (9'6")
- Bucket
- 1.00 m³ (1.31 yd³)
- Maximum Reach at Ground Level
- 32.3ft
- Maximum Cutting Height
- 31ft
- Maximum Loading Height
- 21.3ft
- Minimum Loading Height
- 7.1ft
- Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
- 21.6ft
- Maximum Vertical Wall Digging Depth
- 18.7ft
- Bucket Digging Force - ISO
- 28935lbf
- Stick Digging Force - ISO
- 22281lbf
Hydraulic System
- Main System - Maximum Flow
- 442 l/min (116 gal/min)
- Maximum Pressure - Equipment
- 5075psi
- Maximum Pressure - Travel
- 4974psi
- Maximum Pressure - Swing
- 3625psi
Swing Mechanism
- Swing Speed
- 11.6r/min
- Maximum Swing Torque
- 54900ft·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
- 1.1gal (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
- R2.9B1 (9'6")
- Bucket
- 1.00 m³ (1.31 yd³)
- Shipping Height - Top of Cab
- 9.7ft
- Handrail Height
- 9.8ft
- Shipping Length
- 31.3ft
- Tail Swing Radius
- 9.3ft
- Counterweight Clearance
- 3.4ft
- Ground Clearance
- 1.5ft
- Track Length
- 14.7ft
- Length to Center of Rollers
- 12ft
- Track Gauge
- 7.9ft
- Transport Width
- 10.4ft
Standard/Optional Features
Standard Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
- Boom And Sticks
-
- 5.7 m (18'8") Reach boom
-
- Cab
-
- Rollover protective structure (ROPS)
- Mechanical-suspension seat
- High-resolution 203 mm (8 inch) LCD touchscreen monitor
-
- Cat Technology
-
- Cat Product Link™
- Remote Flash
- Remote Troubleshoot
- Auto hammer stop
-
- Electrical
-
- Two 1,000 CCA maintenance-free batteries
- Programmable time-delay LED working lights
- LED chassis light, left-hand/right-hand boom lights, cab lights
-
- Engine
-
- Cat C4.4 single turbo engine
- Two selectable power modes
- Auto engine speed control
- Auto engine idle shutdown
- 52° C (125° F) high-ambient cooling capacity
- -32° C (-25° F) cold start capability
- Double element air filter with integrated pre-cleaner
- Reversible electric cooling fans
-
- Hydraulic System
-
- Boom and stick regeneration circuits
- Boom and stick lowering check valves
- Auto warm up
- Auto two-speed travel
- Boom and stick drift reduction valve
- Slider joysticks
- Tool control (two pumps, one/two way high-pressure flow)
-
- Safety And Security
-
- Rearview and right-hand-sideview cameras
- Ground-level engine shutoff switch
- Right-hand handrail and hand hold
- Signaling/warning horn
-
- Service And Maintenance
-
- Sampling ports for Scheduled Oil Sampling (S·O·S)
- Ground-level and platform-level engine oil dipsticks
-
- Undercarriage And Structures
-
- Tie-down points on base frame
- 3700 kg (8,160 lb) counterweight (Turkey only)
- 4200 kg (9,300 lb) counterweight
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
- Boom And Sticks
-
- 2.9 m (9'6") Reach stick
- 2.5 m (8'2") Reach stick
- 2.9 m (9'6") Semi-HD Reach stick
- 2.5 m (8'2") Semi-HD Reach stick
-
- Safety And Security
-
- Swing alarm
- Inspection lighting
-
- Service And Maintenance
-
- Integrated vehicle health management system
-
- 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
Attachments
H120 S Hydraulic Hammer
- Impact Energy Class
- 3500 ft·lbf
- Blows per Minute
- 350-620
- Maximum Operating Weight
- 4101 lb
H120 GC S Hammer
- Impact Energy Class
- 2950 ft-lb
- Blows per Minute
- 400-800
- Maximum Operating Weight
- 3927 lb
H130 GC S Hammer
- Impact Energy Class
- 4425 ft-lb
- Blows per Minute
- 350-700
- Maximum Operating Weight
- 5471.4 lb
GSH525-750
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open, Closed
GSH525-950
- Capacity
- 1.25 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open, Closed
GSH520-750
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open, Closed
GSH425-750-S
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open
GSH425-950-S
- Capacity
- 1.25 yd³
- Maximum Lift Capacity
- 22046 lb
- Shell Type Options
- Semi-open
GSH520-500
- Capacity
- 0.65 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open, Closed
GSH520-600
- Capacity
- 0.75 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open, Closed
GSH420-600-S
- Capacity
- 0.75 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open
GSH420-750-S
- Capacity
- 1 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open
GSH420-500-S
- Capacity
- 0.65 yd³
- Maximum Lift Capacity
- 17637 lb
- Shell Type Options
- Semi-open
S70 S Type Excavator Coupler: 566-2349
- Weight
- 571 lb
- Lifting Hook Capacity
- 8 ton (US)
- Width
- 17.72 in
Heavy Duty Bucket 1200 mm (48 in)
- Width
- 48 in
- Capacity
- 1.56 yd³
- Weight
- 2030 lb
Heavy Duty Bucket 1050 mm (42 in)
- Width
- 42 in
- Capacity
- 1.31 yd³
- Weight
- 1867 lb
