M320 Wheeled Excavator

Engine Power – ISO 14396

174HP

Engine Power – ISO 14396 (DIN)

176hp (metric)

Engine Model

C4.4

Net Power – ISO 9249

171HP

Net Power – ISO 9249 (DIN)

174hp (metric)

Bore

4in

Displacement

268.5in³

Stroke

5.3in

Biodiesel Capability

Up to B20¹

Emissions

Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards.

Note (1)

Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested per the specified standar

Note (2)

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

Operating Weight Maximum

46740lb

Operating Weight Minimum

41450lb

Maximum Travel Speed

21.7mile/h

Main System – Maximum Flow – Implement

81gal/min

Maximum Pressure – Equipment

5366psi

Maximum Pressure – Swing

5729gal/min

Maximum Pressure – Travel

5076gal/min

Cooling System

8.4gal (US)

Diesel Exhaust Fluid (DEF)

7.9gal (US)

Hydraulic System – Including Tank

71.3gal (US)

Hydraulic Tank

40.9gal (US)

Final Drive

0.7gal (US)

Fuel Tank

124.2gal (US)

Boom

5260 mm (17’3″)

Bucket

0.98 m³ GD (1.28 yd³)

Stick

2.5 m (8′ 2″)

Shipping Height – Top of Cab

11ft

Shipping Length

29.3ft

Counterweight Clearance

4.3ft

Ground Clearance

1.4ft

Support Point

11.8ft

Tail Swing Radius

8.5ft

Wheel Base

8.9ft

Boom Type

VA Boom

Bucket

0.98 m³ GD (1.28 yd³)

Stick

2.5 m (8′ 2″)

Reach at Ground Level

30.5ft

Vertical Wall Digging Depth

13.9ft

Cutting Height

32.6ft

Bucket Forces (ISO)

30799lbf

Stick Forces (ISO)

20682lbf

Note (1)

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″).

Swing Speed

9.2r/min

Maximum Swing Torque

37000ft·lbf

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 of refrigerant which has a CO2 equivalent of 1.216 metric tonnes.

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
- ROPS, sound suppression
- High-resolution 254 mm (10 in) LCD touchscreen monitor
Cat Technology
- VisionLink
- Remote Flash
- Remote Troubleshoot
Electrical System
- LED lights on boom and cab
- LED lights on chassis (left-hand, right-hand) an counterweight
- Programmable time-delay LED working lights
- Roading and indicator lights, front and rear
- Maintenance free batteries
- Centralized electrical disconnect switch
- Electrical refueling pump
Engine
- Power Mode Selector
- One-touch low idle with auto engine speed control
- Auto engine idle shutdown
- 52° C (125° F) high-ambient cooling capacity
- Cold start capability -18° C (0° F)
- Double element air filter with integrated precleaner
- Electric fuel priming pump
- On-demand electric cooling fans with autoreverse function
Hydraulic System
- Automatic swing brake
- Auto hydraulic oil warm up
- Electronic main control valve
- Boom and stick drift reduction valves
- Heavy lift mode
- Quick coupler circuit
- Separate dedicated swing pump
Safety And Security
- Rear and side-view cameras
- Wide angle mirrors
- Ground-level engine shutoff switch
- Anti-skid plate and countersunk bolts on service platform
- Signaling/warning horn
- Inspection lighting
- 2D E-Fence
Service And Maintenance
- Sampling ports for Scheduled Oil Sampling (S-O-S)
- Integrated vehicle health management system
Undercarriage And Structures
- Automatic brake/axle lock
- All wheel drive

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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
Cab
- Deluxe cab
- Premium cab
- Auxiliary relay
Cat Technology
- Cat Grade Connectivity
- Cat Grade 2D
- Cat Grade with Attachment Ready Option (ARO)
- Cat Grade 3D dual GNSS
- Laser catcher
- Grade Assist
- Cat Payload
- Cat Tilt Rotator (TRS) Integration
Electrical System
- Electrical refueling pump
Hydraulic System
- One-slider joysticks
- Two-slider joysticks
- Combined flow/high-pressure auxiliary circuit
- SmartBoom
- Ride control
- Cat tilrotator support
- Joystick steering
Safety And Security
- 360° visibility
- Cat asset tracker
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 11.00-20-16 PR, dual tires
- 315/70R22.5, no gap dual tires
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tire
- 3600 kg (7,937 lb) counterweight
- 4200 kg (9,260 lb) counterweight

M320 Wheeled Excavator

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