Excavators
M320 Wheel Excavator
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Engine Power174 hp
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Engine Power176 hp (metric)
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Engine ModelCat C4.4
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Net Power171 hp
Engine
- Engine Power
- 174 hp
- Engine Power
- 176 hp (metric)
- Engine Model
- Cat C4.4
- Net Power
- 171 hp
- Net Power
- 174 hp (metric)
- Bore
- 4.1 in
- Stroke
- 5.3 in
- Displacement
- 268.5 in³
- Biodiesel Capability
- Up to B20¹
- Emissions
- Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
- Note
- Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, Clean Emission Module (CEM) exhaust gas aftertreatment, alternator, and cooling fan running at intermediate speed. Rated speed at 2,200 rpm. Adv
- Note
- ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
Drive
- Maximum Travel Speed
- 21.7 mile/h
Hydraulic System
- Main System
- 81 gal/min
- Maximum Pressure
- 5076 psi
- Maximum Pressure
- 5366 psi
- Maximum Pressure
- 5076 psi
Swing Mechanism
- Maximum Swing Speed
- 9.2 r/min
- Maximum Swing Torque
- 38722 lbf·ft
- Note
- *For CE-marked machine default value may be set lower
Machine Weight
- Operating Weight Maximum
- 46740 lb
- Operating Weight Minimum
- 41450 lb
- Note
- Operating weight includes full fuel tank, operator, bucket 700 kg (1,543 lb) and dual pneumatic tires. Weight varies depending on configuration. Typical configurations include 2500 mm (8'2") stick, 3600 kg (7,937 lb) counterweight, bucket and 220 kg (485
Service Refill Capacities
- Fuel Tank
- 124.2 gal (US)
- Diesel Exhaust Fluid
- 7.9 gal (US)
- Cooling System
- 8.4 gal (US)
- Hydraulic Tank
- 40.9 gal (US)
- Hydraulic System
- 71.3 gal (US)
Dimensions
- Boom
- Variable Adjustable Boom 5260 mm (17'3")
- Stick
- 2500 mm (8'2")
- Bucket
- GD 0.98 m³ (1.28 yd³)
- Shipping Height
- 11.1 ft
- Shipping Length
- 29.3 ft
- Support Point
- 11.7 ft
- Tail Swing Radius
- 8.5 ft
- Counterweight Clearance
- 4.3 ft
- Ground Clearance
- 1.4 ft
- Undercarriage Length
- 16.6 ft
- Wheel Base
- 8.9 ft
Working Ranges and Forces
- Boom
- Variable Adjustable Boom 5260 mm (17'3")
- Stick
- 2500 mm (8'2")
- Bucket
- GD 0.98 m³ (1.28 yd³)
- Maximum Cutting Height
- 32.6 ft
- Maximum Loading Height
- 22.8 ft
- Maximum Digging Depth
- 19.8 ft
- Maximum Vertical Wall Digging Depth
- 13.9 ft
- Maximum Reach at Ground Line
- 30.5 ft
- Stick Forces
- 20682 lbf
- Bucket Forces
- 30799 lbf
- Note
- Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0"). Force values are calculated with heavy lift on, a GD bucket (pin-on) and a tip radius of
Air Conditioning System
- Note
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).
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NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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CAB
- Sound-suppressed ROPS cab
- Keyless push-to-start engine control
- Height-adjustable console, infinite with no tool
- High-resolution 254 mm (10 in) LCD touchscreen monitor
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CAT TECHNOLOGY
- VisionLink
- Remote Flash and Remote Troubleshoot
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ELECTRICAL SYSTEM
- LED lights on chassis (left-hand, right-hand) and counterweight
- Programmable time-delay LED working lights
- Roading and indicator lights, front and rear
- Maintenance free batteries
- Centralized electrical disconnect switch
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ENGINE
- Power Mode Selector
- One-touch low idle with automatic engine speed control
- Automatic engine idle shutdown
- 52°C (125°F) high-ambient cooling capacity
- Cold start capability -18°C (0°F)
- Double element air filter with integrated pre-cleaner
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HYDRAULIC SYSTEM
- Boom, stick, and bucket drift reduction valves
- Automatic hydraulic oil warm up
- Heavy lift mode
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SAFETY AND SECURITY
- Rear and right-side-view cameras
- Wide angle mirrors
- Lockable disconnect switch
- Anti-skid plate and countersunk bolts on service platform
- Signal/warning horn
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SERVICE AND MAINTENANCE
- Scheduled Oil Sampling (S·O·S℠) ports
- Integrated vehicle health management system
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UNDERCARRIAGE AND STRUCTURES
- Automatic brake/axle lock
- All wheel drive
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NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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BOOM AND STICKS
- 5650 mm (18'6") One-piece boom
- 5260 mm (17'3") Variable Adjustable boom
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick
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CAB
- Operator Protective Guards (OPG)
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CAT TECHNOLOGY
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) Integration
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ELECTRICAL SYSTEM
- Electrical refueling pump
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HYDRAULIC SYSTEM
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
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SAFETY AND SECURITY
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab Avoidance
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SERVICE AND MAINTENANCE
- Automatic lubrication system for implement and swing system
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UNDERCARRIAGE AND STRUCTURES
- 10.00-20 16 PR, dual tires
- 11.00-20-16 PR, dual tires
- 315/70R22.5, no gap dual tires (Europe only)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tire
- 3600 kg (7,937 lb) counterweight (Europe only)
- 4200 kg (9,260 lb) counterweight
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