320 GC - Tier 3

Medium Excavators 320 GC - Tier 3

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Key Specs

Net Power - ISO 9249
143 HP
107 kW
Operating Weight
45000 lb
20400 kg
Maximum Digging Depth
21.8 ft
6630 mm

Overview

RELIABLE. COMFORTABLE. PRODUCTIVE.

The Cat® 320 GC excavator balances productivity with easy-to-use technology features, a comfortable cab, reduced fuel consumption by up to 20%, and longer maintenance intervals reducing maintenance costs by up to 20% to bring you a durable, low-cost-per-hour excavator for light- to medium-duty applications.

Benefits

Up To 20% Less Fuel Consumption

A precise combination of lower engine speed and a large hydraulic pump delivers top performance while burning less fuel.

Improved Reliability and Efficiency

An advanced electro-hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise digging requirements.

Up To 20% Lower Maintenance Costs

With extended and more synchronized maintenance intervals, you get more done at a lower cost compared to the previous model.

Product Specifications for 320 GC - Tier 3

Net Power - ISO 9249 143 HP 107 kW
Net Power - ISO 9249 (DIN) 145 hp (metric) 145 hp (metric)
Engine Model Cat C4.4 Cat C4.4
Engine Power - ISO 14396 145 HP 108 kW
Engine Power - ISO 14396 (DIN) 147 hp (metric) 147 hp (metric)
Bore 4 in 105 mm
Stroke 5 in 127 mm
Displacement 269 in³ 4.4 l
Biodiesel Capability Up to B20¹ Up to B20¹
Emissions Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,000 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,000 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2) ¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *For use of blends higher than 20% biodiesel, consult your Cat dealer. **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *For use of blends higher than 20% biodiesel, consult your Cat dealer. **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
Main System - Maximum Flow 429 l/min (113 gal/min) 429 l/min (113 gal/min)
Maximum Pressure - Equipment 5075 psi 35000 kPa
Maximum Pressure - Travel 4974 psi 34300 kPa
Maximum Pressure - Swing 3625 psi 25000 kPa
Swing Speed 11.3 r/min 11.3 r/min
Maximum Swing Torque 54900 lb/ft 74.4 kN·m
Operating Weight 45000 lb 20400 kg
Note Medium undercarriage, Reach boom, R2.9 (9'6") stick, General Duty (GD) 1 m³ (1.31 yd³) bucket, 600 mm (24") triple grouser shoes, and 3.7 mt (8,200 lb) counterweight. Medium undercarriage, Reach boom, R2.9 (9'6") stick, General Duty (GD) 1 m³ (1.31 yd³) bucket, 600 mm (24") triple grouser shoes, and 3.7 mt (8,200 lb) counterweight.
Fuel Tank Capacity 86.6 gal (US) 345 l
Cooling System 6.6 gal (US) 25 l
Engine Oil 4 gal (US) 15 l
Swing Drive - Each 3.2 gal (US) 12 l
Final Drive - Each 1.1 gal (US) 4 l
Hydraulic System - Including Tank 61.8 gal (US) 234 l
Hydraulic Tank 30.4 gal (US) 115 l
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6") Reach 2.9 m (9'6")
Bucket 1 m³ (1.31 yd³) 1 m³ (1.31 yd³)
Shipping Height - Top of Cab 9.9 ft 2960 mm
Handrail Height 9.8 ft 2950 mm
Shipping Length 31.3 ft 9530 mm
Tail Swing Radius 9.3 ft 2830 mm
Counterweight Clearance 3.4 ft 1050 mm
Ground Clearance 1.5 ft 470 mm
Track Length 13.9 ft 4250 mm
Length to Center of Rollers 11.3 ft 3450 mm
Track Gauge 7.8 ft 2380 mm
Transport Width 9.8 ft 2980 mm
Maximum Digging Depth 21.8 ft 6630 mm
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6") Reach 2.9 m (9'6")
Bucket 1 m³ (1.31 yd³) 1 m³ (1.31 yd³)
Maximum Reach at Ground Level 32.1 ft 9770 mm
Maximum Cutting Height 31 ft 9440 mm
Maximum Loading Height 21.6 ft 6580 mm
Minimum Loading Height 7.4 ft 2260 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 21.2 ft 6460 mm
Maximum Vertical Wall Digging Depth 19.7 ft 6010 mm
Bucket Digging Force - ISO 29007 lbf 129 kN
Stick Digging Force - ISO 22301 lbf 99 kN

320 GC - Tier 3 Standard Equipment

NOTE

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

BOOM AND STICKS

  • 5.7 m (18'8") Reach boom

CAB

  • Rollover protective structure (ROPS)
  • Mechanical-suspension seat
  • High-resolution 203 mm (8 in) LCD touchscreen monitor

CAT TECHNOLOGY

  • VisionLink®
  • Remote Flash

ELECTRICAL SYSTEM

  • Two 1,000 CCA maintenance-free batteries
  • Programmable time-delay LED working lights
  • LED chassis light, left-hand boom lights

ENGINE

  • Cat C4.4 single turbo diesel engine
  • Two selectable power modes
  • Auto engine speed control
  • Auto engine idle shutdown
  • 52°C (125°F) high-ambient cooling capacity
  • -32°C (-25°F) cold start capability
  • Double element air filter with integrated precleaner
  • Reversing electric cooling fans

HYDRAULIC SYSTEM

  • Boom and stick regeneration circuits
  • Auto two-speed travel
  • Boom and stick drift reduction valve
  • Three button joysticks

SAFETY AND SECURITY

  • Auto hammer stop
  • Rearview camera
  • Right-hand mirror
  • Ground-level engine shutoff switch
  • Lockable disconnect switch
  • Right-hand handrail and hand hold
  • Signaling/warning horn

SERVICE AND MAINTENANCE

  • Scheduled Oil Sampling (S·O·S℠) ports
  • Ground- and platform-level engine oil dipsticks
  • Integrated vehicle health management system

UNDERCARRIAGE AND STRUCTURES

  • 600 mm (24") triple grouser shoes
  • Tie-down points on base frame
  • 3700 kg (8,150 lb) counterweight
  • 4200 kg (9,260 lb) counterweight (Australia, New Zealand only)

320 GC - Tier 3 Optional Equipment

NOTE

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

BOOM AND STICKS

  • 2.5 m (8'2") Reach stick
  • 2.9 m (9'6") Reach stick

CAT TECHNOLOGY

  • VisionLink Productivity

ELECTRICAL SYSTEM

  • LED chassis light, left-hand/right-hand boom lights, cab lights

HYDRAULIC SYSTEM

  • Auto warm up
  • Hammer return filter circuit
  • Slider joysticks
  • Tool Control (two pump, one/two way high-pressure flow)
  • Basic Tool Control (one pump, one way high-pressure flow)
  • Quick coupler circuit

SAFETY AND SECURITY

  • Right-side-view camera
  • Swing alarm
  • Inspection lighting

UNDERCARRIAGE AND STRUCTURES

  • 790 mm (31") triple grouser shoes

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

  • Cat Inspect

    Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

  • Cat Product Link

    Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

  • Cat Remote Flash

    Remote Flash sends an alert from your Cat dealer, prompting you to update the software on your machine. To minimize downtime, updates can be deployed while on the jobsite without having to wait for a dealer technician to arrive. Remote flash decreases maintenance time and keeps your asset running with maximum efficiency.

  • Cat Remote Troubleshooting

    Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

  • VisionLink®

    VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

1 - 8 of 9 Items items
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Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

Explore Technology

Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

Explore Technology

Remote Flash sends an alert from your Cat dealer, prompting you to update the software on your machine. To minimize downtime, updates can be deployed while on the jobsite without having to wait for a dealer technician to arrive. Remote flash decreases maintenance time and keeps your asset running with maximum efficiency.

Explore Technology

Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

Explore Technology

VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology
  • VisionLink® Productivity

    VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.

1 - 8 of 9 Items items
Previous Next

VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.

Explore Technology

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