Learn more about Carter Machinery’s response to COVID-19

Learn More

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.

Specifications
Equipment
Units: US Metric
Engine
Net Power - ISO 9249
146 HP
109 kW
Engine Model
Cat C4.4e TA
Engine Power - ISO 14396
148 HP
110 kW
Bore
4 in
105 mm
Stroke
5 in
127 mm
Displacement
269 in³
4.4 l
Hydraulic System
Main System - Maximum Flow
442 l/min (116 gal/min)
Maximum Pressure - Equipment
5075 psi
35000 kPa
Maximum Pressure - Travel
4974 psi
34300 kPa
Maximum Pressure - Swing
3625 psi
25000 kPa
Swing Mechanism
Swing Speed
11.6 r/min
11.6 r/min
Maximum Swing Torque
54900 ft·lbf
74.4 kN·m
Weights
Operating Weight
48281 lb
21900 kg
Service Refill Capacities
Fuel Tank Capacity
86.6 gal (US)
345 l
Cooling System
6.6 gal (US)
25 l
Engine Oil
4 gal (US)
15 l
Swing Drive - Each
3.2 gal (US)
12 l
Final Drive - Each
1.1 gal (US)
4 l
Hydraulic System - Including Tank
61.8 gal (US)
234 l
Hydraulic Tank
30.4 gal (US)
115 l
DEF Tank
10.3 gal (US)
39 l
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
9.7 ft
2960 mm
Handrail Height
9.8 ft
2950 mm
Shipping Length
31.3 ft
9530 mm
Tail Swing Radius
9.3 ft
2830 mm
Counterweight Clearance
3.4 ft
1050 mm
Ground Clearance
1.5 ft
470 mm
Track Length
10.7 ft
3270 mm
Length to Center of Rollers
12 ft
3650 mm
Track Gauge
7.2 ft
2200 mm
Transport Width
10.4 ft
3170 mm
Working Ranges & Forces
Maximum Digging Depth
22 ft
6720 mm
Boom
Reach 5.7 m (18.8)
Stick
R2.9B1 (9'6")
Bucket
1.00 m³ (1.31 yd³)
Maximum Reach at Ground Level
32.3 ft
9860 mm
Maximum Cutting Height
31 ft
9450 mm
Maximum Loading Height
21.3 ft
6490 mm
Minimum Loading Height
7.1 ft
2170 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.6 ft
6550 mm
Maximum Vertical Wall Digging Depth
18.7 ft
5690 mm
Bucket Digging Force - ISO
28935 lbf
129 kN
Stick Digging Force - ISO
22281 lbf
99 kN
Standard Equipment
NOTE
ENGINE
HYDRAULIC SYSTEM
STANDARD COMFORT CAB
UNDERCARRIAGE AND STRUCTURES
ELECTRICAL
BOOM, STICKS AND LINKAGES
SAFETY & SECURITY
SERVICE & MAINTENANCE
CAT TECHNOLOGY