M320D2

Wheel Excavators M320D2

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Key Specs

Engine Model
Cat C7.1
Cat C7.1
Net Power
169 HP
124 kW
Maximum Travel Speed
23 mile/h
37 km/h

Overview

Comfortable, Quiet, Profitable Productivity

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.

Benefits

Use less fuel

Auto Engine Speed Control and Eco Mode lower your fuel bill without impacting your productivity.

Easy to Service

Reduce owning and operating costs with quick, easy-to-do maintenance.

More versatility

Flexible machine configurations and a variety of attachments allow you to customize your machine your machine to fit your needs.

Product Specifications for M320D2

Engine Model Cat C7.1 Cat C7.1
Net Power 169 HP 124 kW
Bore 4.13 in 105 mm
Stroke 5.31 in 135 mm
Displacement 427.8 in³ 7.01 l
Maximum Torque - 1,400 rpm 635.8 lb/ft 862 N·m
Net Power - Maximum - ISO 14396 at 2,000 rpm (Gross) 173 HP 128.8 kW
Net Power - Maximum - ISO 9249 at 1,800 rpm 169 HP 124 kW
Engine Gross Power (Maximum) - ISO 14396 173 HP 128.8 kW
Ratings 2000 r/min 2000 r/min
Number of Cylinders 6 6
Emission Standards U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards and China III Nonroad 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 166 HP 123.5 kW
Net Power - Maximum - 80/1269/EEC 166 HP 123.5 kW
Engine Gross Power (Maximum) - ISO 14396 - Metric 175 HP 128.8 kW
Net Power (Rated) - ISO 9249/SAE J1349 - Metric 168 HP 123.5 kW
Net Power (Maximum) - ISO 9249/SAE J1349 (metric) 168 HP 123.5 kW
Net Power - Rated - 80/1269/EEC 166 HP 123.5 kW
Net Power - Maximum - ISO 9249/SAE J1349 166 HP 123.5 kW
Operating Weight 19 000 to 19 800 kg (41,888 to 43,652 lb) 19 000 to 19 800 kg (41,888 to 43,652 lb)
Weight - Counterweight - Standard 8818 lb 4000 kg
Weight - VA Boom - Front Dozer, Rear Outriggers 43652 lb 19800 kg
Weight - Sticks - Long (2800 mm) 2138 lb 970 kg
Weight - One-Piece Boom - Front Dozer, Rear Outriggers 42549 lb 19300 kg
Weight - Sticks - Medium (2500 mm) 2050 lb 930 kg
Swing Speed 9.2 r/min 9.2 r/min
Swing Torque 32010.2 lb/ft 43.4 kN·m
Maximum Flow - Swing Mechanism 29.59 gal/min 112 l/min
Maximum Pressure - Auxiliary Circuit - Swing Mechanism 4496 psi 310 bar
Maximum Pressure - Auxiliary Circuit - Medium Pressure 2683 psi 185 bar
Maximum Flow - Implement/Travel Circuit 73.97 gal/min 280 l/min
Maximum Pressure - Auxiliary Circuit - High Pressure 5076 psi 350 bar
Maximum Pressure - Implement Circuit - Travel Circuit 5076 psi 350 bar
Tank Capacity 44.91 gal (US) 170 l
System 71.33 gal (US) 270 l
Maximum Flow - Auxiliary Circuit - Medium Pressure 12.94 gal/min 49 l/min
Maximum Pressure - Implement Circuit - Normal 5076 psi 350 bar
Maximum Pressure - Implement Circuit - Heavy Lift 5366 psi 370 bar
Maximum Flow - Auxiliary Circuit - High Pressure 66.04 gal/min 250 l/min
Drawbar Pull 22256 lb 99 kN
Maximum Gradeability 60% 60%
Creeper Speed - 1st Gear 2 mile/h 3 km/h
Creeper Speed - 2nd Gear 8 mile/h 13 km/h
Forward/Reverse - 1st Gear 5 mile/h 8 km/h
Forward/Reverse - 2nd Gear 23 mile/h 37 km/h
Engine Crankcase 4.89 gal (US) 18.5 l
Final Drive 0.66 gal (US) 2.5 l
Powershift Transmission 0.66 gal (US) 2.5 l
Rear Axle - Housing (Differential) 3.7 gal (US) 14 l
Cooling System 9.64 gal (US) 36.5 l
Front Steering Axle - Differential 2.77 gal (US) 10.5 l
Fuel Tank - Total Capacity 101.71 gal (US) 385 l
Standard 10.00-20 (Dual Pneumatic) 10.00-20 (Dual Pneumatic)
Ground Clearance 14.57 in 370 mm
Maximum Steering Angle 35° 35°
Minimum Turning Radius - Standard Axle - End of One-Piece Boom 326.77 in 8300 mm
Oscillation Axle Angle ±8.5° ±8.5°
Minimum Turning Radius - Standard Axle - End of VA Boom 275.59 in 7000 mm
Minimum Turning Radius - Standard Axle - Outside of Tire 251.97 in 6400 mm
Bucket Capacities 0.35 to 1.18 m3 (0.46 to 1.54 yd3) 0.35 to 1.18 m3 (0.46 to 1.54 yd3)
Maximum Digging Depth 20.3 ft 6200 mm
Maximum Reach - Ground Level 31 ft 9450 mm
Maximum Travel Speed 23 mile/h 37 km/h
Width 100.39 in 2550 mm
Blade Roll - Over Height 22.68 in 576 mm
Blade Type Parallel Parallel
Operator Sound - 2000/14/EC 74 dB(A) 74 dB(A)
Spectator Sound - 2000/14/EC 103 dB(A) 103 dB(A)
Cab - FOPS Cab with FOPS (Falling Object Protective Structure) meets FOPS criteria ISO 10262:1998 and SAE J1356:2008 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” 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. *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 ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ROPS criteria ISO 12117-2:2008
Vibration Levels - Seat Transmissibility Factor - ISO 7096:2000 - Spectral Class EM6 less than 0.7 m/s2 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 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 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 less than 0.5 m/s2
Vibration Levels - Maximum Hand/Arm - ISO 5349:2001 less than 2.5 m/s2 less than 2.5 m/s2

M320D2 Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

ELECTRICAL

  • Alternator, 75 ampere
  • Lights: – Halogen working lights
    • Cab mounted: two front, one rear
    • Boom
    – Roading lights
    • Halogen front lights
    • LED rear lights
    – Halogen interior light
  • Main shut-off switch
  • Two Cat maintenance free heavy-duty batteries
  • Signal/warning horn

ENGINE

  • Cat C7.1 meets China III Nonroad emission standards and meets Tier 3/Stage IIIA equivalent emission standards
  • Automatic engine speed control, including one touch low idle
  • Automatic starting aid
  • Power mode selector (Eco and standard)
  • Altitude capability: 3000 m
  • Fuel/water separator with level indicator, fuel priming pump, water level switch and a visual restriction indicator

HYDRAULICS

  • Cat XT-6 ES hoses
  • Adjustable hydraulic sensitivity
  • Oil cooler
  • Anti-drift valve for bucket cylinder
  • Hydraulic mineral oil, Cat HYDO™ Advanced 10 oil
  • Heavy lift mode
  • Load-sensing hydraulic system
  • Separate swing pump
  • Stick regeneration circuit

OPERATOR STATION

  • Reinforced cab structure compliant with 2006/42/EC (tested according to ISO 12117-2:2008) (Not available in all markets. Available only for Africa, Middle East and Eurasia. Please contact your Cat dealer for details.)
  • Washer bottle for wipers
  • Interior lighting
  • Joysticks, pilot operated
  • Literature compartment behind the seat
  • Mounting provisions for radio and speakers
  • Adjustable armrests
  • Air conditioner, heater and defroster with automatic climate control
  • Ash tray with cigarette lighter (24 volt)
  • Beverage cup/can holder
  • Bolt-on guards capability
  • Bottle holder
  • Bottom mounted, intermittent, parallel wiping system that covers the upper and lower windshield glass
  • Camera mounted on counterweight displays through cab monitor
  • Coat hook
  • Floor mat, washable, with storage compartment
  • Instrument panel and gauges, with full color monitor display: – Information and warning messages in local language – Gauges for fuel level, engine coolant and hydraulic oil temperature – Filters/fluids change interval – Indicators for headlights, turning signal, low fuel, engine dial setting – Clock with 10-day backup battery
  • Laminated front windshield
  • Left side console, tiltable, with lock out for all controls
  • Literature holder in right hand cab panel
  • Mobile phone holder
  • Parking brake
  • Positive filtered ventilation, variable speed
  • Power supply, 12V-7A
  • Rear window, emergency exit
  • Retractable seat belt, 51 mm
  • Skylight
  • Sliding door windows
  • Steering column, tiltable
  • Storage area suitable for a lunch box
  • Sunshade for windshield and skylight
  • Travel speed lock

UNDERCARRIAGE

  • Hydrostatic transmission, two speeds
  • Creeper speed
  • Full hydraulic steering with emergency capability
  • Four wheel drive
  • Two-piece drive shaft
  • Heavy Duty axles, with advanced disc brake system and travel motor with adjustable breaking force
  • Oscillating front axle, lockable, with remote greasing point
  • Steps, wide, left and right
  • Toolbox, left and right

OTHER EQUIPMENT

  • Automatic swing brake
  • Counterweight, 4000 kg
  • Mirrors, frame and cab
  • Cat Product Link
  • Capability to add other auxiliary hydraulic circuits
  • Caterpillar Datalink and Electronic Technician capability
  • Door locks and cab locks with Caterpillar one-key security system
  • S∙O∙S quick sampling valves for engine oil, hydraulic oil and coolant

M320D2 Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

AUXILIARY CONTROLS AND LINES

  • Auxiliary boom and stick lines
  • Basic control circuits: – Medium pressure
    • Two-way, medium pressure circuit, for rotating or tilting of work tools
    – Tool control/multi function
    • One/two-way high pressure for hammer application or opening and closing of a work tool
    • Programmable flow and pressure for up to 10 work tools – selection via monitor
    • Quick coupler control
  • Pattern changer

FRONT LINKAGE

  • Booms: – One-piece boom, 5350 mm – VA boom (two piece), 5260 mm
  • Bucket linkage with diverter valve (Standard for Africa, Middle East and Eurasia)
  • Sticks: – 2500, 2800 mm

HYDRAULICS

  • Overload warning device (Standard for Africa, Middle East and Eurasia)
  • Boom and stick lowering control devices (Standard for Africa, Middle East and Eurasia)

ELECTRICAL

  • Travel alarm with or without three selectable modes
  • Refueling pump
  • Lights: – Rotating beacon on cab

OPERATOR STATION

  • Front and top guards
  • CD/MP3 Radio (12V) at rear location including speakers and 12V converter
  • Windshield: – One piece – 70/30 split, openable, with visor for rain protection
  • Seats: – Vertical mechanical suspension with manual weight adjustment and mechanical lumbar support – Vertical air suspension, horizontal suspension, automatic weight adjustment, mechanical lumbar support, passive climate system, seat cushion length and angle adjustment and a seat heater
  • Auxiliary high pressure pedal

UNDERCARRIAGE

  • Undercarriages: – Blade front/outriggers rear – Outriggers front/blade rear – Outriggers front and rear (Not available in all markets. Please contact your Cat dealer for details.)
  • Tires: – Pneumatic 10.00-20 dual – Solid rubber 10.00-20 dual (Not available in all markets. Please contact your Cat dealer for details.) – Spacer rings for tires – Fenders (Not available in all markets. Please contact your Cat dealer for details.)

OTHER EQUIPMENT

  • Cat Machine Security System (MSS)
  • Uppercarriage access steps with integrated tool box
  • Cab protecting guards, front and top

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