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M320

Wheel Excavators

A quiet cab and efficient power systems mean happier operators and more profit from every task you throw at the Cat® M320 Wheeled Excavator. Built to take on the toughest conditions, the M320 offers optional configurations and attachments to handle most any job site need.

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Engine Model Cat® C4.4
Bore 105 mm
Displacement 7 l
Stroke 135 mm
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M320
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OVERVIEW

Comfortable, Quiet, Profitable Productivity

FEATURES & BENEFITS

PERFORMANCE AND PRODUCTIVITY

    Cat® C7.1 engine meets EU Stage IIIA equivalent emission standards.     Engine fuel system designed to manage world-wide... Read more

EXPAND YOUR CAPABILITIES

    Multiple configurations meet all your applications needs, with a choice of booms, sticks, blade and/or stabilizer undercarriages.   &nb... Read more

OPERATOR COMFORT AND SAFETY

    ROPS cab structure and Operator Protective Guards (top and front guards) are available.     Ergonomically designed cab with c... Read more

LOWER MAINTENANCE COSTS

    500 hours fuel filter replacement (reduced to 250 hours if fuel quality is sub-standard) allows reduced maintenance cost.    &nbsp... Read more

INTEGRATED CAT TECHNOLOGIES

    Cat technology solutions increase production and minimize operating costs. Link technologies wirelessly connect you to your job site, providing m... Read more

SPECIFICATIONS FOR M320

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Engine
Engine Model Cat® C4.4
Bore 105 mm
Displacement 7 l
Stroke 135 mm
Engine Emissions Meets U.S. EPA Tier 3 and EU Stage IIIA emission standards.
Note (1) The M320 meets Tier 3 and Stage IIIA emission standards. Net power is tested per ISO 9249:2007. Standards in effect at the time of manufacture. Net power available at flywheel when the engine is equipped with fan, air cleaner, muffler, and alternator with engine speed at 2,000 rpm.
Note (2) No engine power derating required below 3,000 m (9,843 ft) altitude.
Note (3) Recommended for use up to 3000 m (9,843 ft) altitude with engine power derate above 3000 m (9,840 ft).
Note (4) Rated speed at 2,000 rpm.
Engine Power - ISO 14396 128.8 kW
Hydraulic System
Maximum Pressure - Equipment 35000 kPa
Maximum Pressure - Swing 31000 kPa
Maximum Pressure - Travel 35000 kPa
Main System - Maximum Flow - Implement 280 kPa
Swing Mechanism
Maximum Swing Torque 43.4 kN·m
Maximum Swing Speed 9.2 r/min
Machine Weight
Operating Weight Maximum 19500 kg
Operating Weight Minimum 19000 kg
Note (1) Operating weight includes medium stick, 4000 kg counterweight, full fuel tank, operator, 245 kg quick coupler, 695 kg bucket and dual pneumatic tires. Weight varies depending on configuration.
Service Refill Capacities
Cooling System 37 l
Fuel Tank 385 l
Hydraulic System - Including Tank 270 l
Hydraulic Tank 170 l
Final Drive 2.5 l
Dimensions
Boom 5350 mm (17'7")
Bucket GD 0.91 m³ (1.19 yd³)
Stick 2.5 m (8'2")
Counterweight Clearance 1280 mm
Shipping Height - Top of Cab 3300 mm
Shipping Length 8960 mm
Tail Swing Radius 2565 mm
Working Ranges and Forces
Boom Type One-Piece Boom
Bucket GD 0.91 m³ (1.19 yd³)
Stick 2.5 m (8'2")
Digging Height 8940 mm
Dump Height 6140 mm
Reach at Ground Level 9295 mm
Vertical Wall Digging Depth 3935 mm
Note (1) Range values are calculated with a bucket (1200GD-CW30) (0.91 m3) with TIP GP-GEN DUTY (K80) and CW-30 quick coupler with a tip radius of 1535 mm (5'5").
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 of refrigerant which has a CO2 equivalent of 1.216 metric tonnes.
Drive
Maximum Travel Speed 37 km/h

SELECT MODELS TO COMPARE

Wheel Excavators

M317D2

Engine Model Cat® C4.4
Net Power 108 kW
Bore 105 mm
Stroke 127 mm
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Wheel Excavators

M315D2

Engine Model Cat® C4.4
Net Power 95 kW
Bore 105 mm
Stroke 127 mm
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Wheel Excavators

M315D2

Engine Model Cat C4.4
Net Power 101 kW
Bore 105 mm
Stroke 127 mm
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