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M320D2

Wheel Excavators

A quiet cab, efficient power systems and smart technologies mean happier operators and more profit from every task you throw at the Cat® M320D2 Wheeled Excavator. Built to take on the toughest conditions, the M320D2 offers optional configurations and attachments to handle most any job site need.

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Operating Weight 19 000 to 19 800 kg (41,888 to 43,652 lb)
Bucket Capacities 0.35 to 1.18 m3 (0.46 to 1.54 yd3)
Engine Gross Power (Maximum) - ISO 14396 128.8 kW
Engine Model Cat C7.1
Availability Contact Dealer
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M320D2
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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 fuel quality and provide outstanding low fuel consumpti... Read more

EXPAND YOUR CAPABILITIES

Multiple configurations meet all your applications needs, with a choice of booms, sticks, blade and/or stabilizer undercarriages.Highly mobile, the M320D2 can travel up t... Read more

OPERATOR COMFORT AND SAFETY

ROPS cab structure and Operator Protective Structure (top and front guards) are available.Ergonomically designed cab with controls kept to a minimum, conveniently located... Read more

LOWER MAINTENANCE COSTS

500 hours fuel filter replacement (reduced to 250 hours if fuel quality is sub-standard) allows reduced maintenance cost.All daily maintenance points are accessible from... Read more

INTEGRATED CAT TECHNOLOGIES

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

SPECIFICATIONS FOR M320D2

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Weights
Operating Weight 19 000 to 19 800 kg (41,888 to 43,652 lb)
Weight - Counterweight - Standard 4000 kg
Weight - VA Boom - Front Dozer, Rear Outriggers 19800 kg
Weight - Sticks - Long (2800 mm) 970 kg
Weight - One-Piece Boom - Front Dozer, Rear Outriggers 19300 kg
Weight - Sticks - Medium (2500 mm) 930 kg
Bucket Specifications
Bucket Capacities 0.35 to 1.18 m3 (0.46 to 1.54 yd3)
Engine
Engine Gross Power (Maximum) - ISO 14396 128.8 kW
Engine Model Cat C7.1
Net Power 124 kW
Bore 105 mm
Stroke 135 mm
Displacement 7.01 l
Maximum Torque - 1,400 rpm 862 N·m
Net Power - Maximum - ISO 14396 at 2,000 rpm (Gross) 128.8 kW
Net Power - Maximum - ISO 9249 at 1,800 rpm 124 kW
Ratings 2000 r/min
Number of Cylinders 6
Emission Standards U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards and China III Nonroad emission standards
Net Power - Rated - ISO 9249/SAE J1349 123.5 kW
Net Power - Maximum - 80/1269/EEC 123.5 kW
Engine Gross Power (Maximum) - ISO 14396 - Metric 128.8 kW
Net Power (Rated) - ISO 9249/SAE J1349 - Metric 123.5 kW
Net Power (Maximum) - ISO 9249/SAE J1349 (metric) 123.5 kW
Net Power - Rated - 80/1269/EEC 123.5 kW
Net Power - Maximum - ISO 9249/SAE J1349 123.5 kW
Swing Mechanism
Swing Speed 9.2 r/min
Swing Torque 43.4 kN·m
Hydraulic System
Maximum Flow - Swing Mechanism 112 l/min
Maximum Pressure - Auxiliary Circuit - Swing Mechanism 310 bar
Maximum Pressure - Auxiliary Circuit - Medium Pressure 185 bar
Maximum Flow - Implement/Travel Circuit 280 l/min
Maximum Pressure - Auxiliary Circuit - High Pressure 350 bar
Maximum Pressure - Implement Circuit - Travel Circuit 350 bar
Tank Capacity 170 l
System 270 l
Maximum Flow - Auxiliary Circuit - Medium Pressure 49 l/min
Maximum Pressure - Implement Circuit - Normal 350 bar
Maximum Pressure - Implement Circuit - Heavy Lift 370 bar
Maximum Flow - Auxiliary Circuit - High Pressure 250 l/min
Transmission
Drawbar Pull 99 kN
Maximum Gradeability 60%
Creeper Speed - 1st Gear 3 km/h
Creeper Speed - 2nd Gear 13 km/h
Forward/Reverse - 1st Gear 8 km/h
Forward/Reverse - 2nd Gear 37 km/h
Service Refill Capacities
Engine Crankcase 18.5 l
Final Drive 2.5 l
Powershift Transmission 2.5 l
Rear Axle - Housing (Differential) 14 l
Cooling System 36.5 l
Front Steering Axle - Differential 10.5 l
Fuel Tank - Total Capacity 385 l
Tires
Standard 10.00-20 (Dual Pneumatic)
Undercarriage
Ground Clearance 370 mm
Maximum Steering Angle 35°
Minimum Turning Radius - Standard Axle - End of One-Piece Boom 8300 mm
Oscillation Axle Angle ±8.5°
Minimum Turning Radius - Standard Axle - End of VA Boom 7000 mm
Minimum Turning Radius - Standard Axle - Outside of Tire 6400 mm
Working Ranges
Maximum Digging Depth 6200 mm
Maximum Reach - Ground Level 9450 mm
Drive
Maximum Travel Speed 37 km/h
Blade
Width 2550 mm
Blade Roll - Over Height 576 mm
Blade Type Parallel
Sound Performance
Operator Sound - 2000/14/EC 74 dB(A)
Spectator Sound - 2000/14/EC 103 dB(A)
Standards
Cab - FOPS Cab with FOPS (Falling Object Protective Structure) meets FOPS criteria ISO 10262:1998 and SAE J1356:2008
Cab/Sound Levels Meets appropriate standards as listed in “Sound Performance”
Note *Not available in all markets. Available only for Africa, Middle East and Eurasia. Please contact your Cat dealer for details.
Cab/ROPS* ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ROPS criteria ISO 12117-2:2008
Sustainability
Vibration Levels - Seat Transmissibility Factor - ISO 7096:2000 - Spectral Class EM6 less than 0.7 m/s2
Fluids (Optional) - Biodiesel Up to B20 Meets EN14214 or ASTM D6751 with EN590 or ASTM D975 Standard Mineral diesel fuels
Engine Emissions Meets China III Nonroad; Meets Tier 3/Stage IIIA equivalent
Vibration Levels - Maximum Whole Body - ISO/TR 25398:2006 less than 0.5 m/s2
Vibration Levels - Maximum Hand/Arm - ISO 5349:2001 less than 2.5 m/s2

SELECT MODELS TO COMPARE

Wheel Excavators

M315D2

Operating Weight 13 500 to 15 200 kg (29762 to 33510 lb)
Bucket Capacities 0.20 to 0.76 m3 (0.26 to 1.0 yd3)
Net Power - ISO 14396 102 kW
Engine Model Cat® C4.4
Compare models
Wheel Excavators

M317D2

Operating Weight 15 300 to 17 500 kg (33,731 to 38,581 lb)
Bucket Capacities 0.35 to 0.91 m3 (0.46 to 1.19 yd3)
Net Power - ISO 14396 108 kW
Engine Model Cat® C4.4
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Wheel Excavators

M315

Engine Model C4.4
Engine Power - ISO 14396 110 kW
Net Power - ISO 9249 108 kW
Bore 105 mm
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