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Caterpillar 320 GC Medium Excavator: Cost-Effective Solution from China Suppliers and Factory for Reliable Construction
Benefits
Key Features
- Fuel-efficient engine that reduces consumption without sacrificing performance
- Strong, stable boom and arm for dependable digging and lifting
- Simple, intuitive controls for operators of all experience levels
- Easy ground-level service access to cut downtime
- Heavy-duty undercarriage for extended durability
- Low-noise, comfortable operator station for all-day work
- Versatile attachment compatibility for multiple tasks
Why Choose the Caterpillar 320 GC?
As our best-selling and most exported machine, the 320 GC maintains an exceptional repeat purchase rate among global contractors. We maintain consistent inventory for fast delivery, with large volumes successfully shipped to Nigeria, Kenya, Philippines, Vietnam, Malaysia, Indonesia, and the Middle East.
This model is trusted for its strong reliability, low failure rate, and strong resale value. Many clients return for additional units because it delivers steady performance, reduces daily expenses, and supports business growth in both small and large projects.
Features At A Glance
Latest Features
Performance With Less Fuel
Lower Maintenance Costs
Reliability You Can Count On
Safely Home Every Day
Simple to Operate
Work in Comfort
Take The Guesswork Out Of Managing Your Equipment
Attachment
Specifications
| Engine | Net Power - ISO 9249 | 107 kW |
| Net Power - ISO 9249 (DIN) | 145 hp (metric) | |
| Engine Model | Cat® C4.4 | |
| Engine Power - ISO 14396 | 108 kW | |
| Engine Power - ISO 14396 (DIN) | 147 hp (metric) | |
| Bore | 105 mm | |
| Stroke | 127 mm | |
| Displacement | 4.4 l | |
| Biodiesel Capability | Up to B20¹ | |
| Emissions | 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. | |
| 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. | |
| Weights | Operating Weight | 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. | |
| Working Ranges and Forces | Maximum Digging Depth | 6630 mm |
| Boom | Reach 5.7 m (18'8") | |
| Stick | Reach 2.9 m (9'6") | |
| Bucket | 1 m³ (1.31 yd³) | |
| Maximum Reach at Ground Level | 9770 mm | |
| Maximum Cutting Height | 9440 mm | |
| Maximum Loading Height | 6580 mm | |
| Minimum Loading Height | 2260 mm | |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 6460 mm | |
| Maximum Vertical Wall Digging Depth | 6010 mm | |
| Bucket Digging Force - ISO | 129 kN | |
| Stick Digging Force - ISO | 99 kN | |
| Hydraulic System | Main System - Maximum Flow | 429 l/min (113 gal/min) |
| Maximum Pressure - Equipment | 35000 kPa | |
| Maximum Pressure - Travel | 34300 kPa | |
| Maximum Pressure - Swing | 25000 kPa | |
| Swing Mechanism | Swing Speed* | 11.3 r/min |
| Maximum Swing Torque | 74.4 kN·m | |
| Note (1) | *For CE-marked machine default value may be set lower. | |
| Service Refill Capacities | Fuel Tank Capacity | 345 l |
| Cooling System | 25 l | |
| Engine Oil | 15 l | |
| Swing Drive | 12 l | |
| Final Drive - Each | 4 l | |
| Hydraulic System - Including Tank | 234 l | |
| Hydraulic Tank | 115 l | |
| Dimensions | Boom | Reach 5.7 m (18'8") |
| Stick | Reach 2.9 m (9'6") | |
| Bucket | 1 m³ (1.31 yd³) | |
| Shipping Height - Top of Cab | 2960 mm | |
| Handrail Height | 2950 mm | |
| Shipping Length | 9530 mm | |
| Tail Swing Radius | 2830 mm | |
| Counterweight Clearance | 1050 mm | |
| Ground Clearance | 470 mm | |
| Track Length | 4250 mm | |
| Length to Center of Rollers | 3450 mm | |
| Track Gauge | 2380 mm | |
| Transport Width | 2980 mm | |
| Air Conditioning System | Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons). |
Frequently Asked Questions
What is the operating weight of the Caterpillar 320 GC excavator?
The Caterpillar 320 GC has an operating weight of 20,400 kg, configured with a medium undercarriage, reach boom, R2.9 stick, 1 m³ general duty bucket, 600 mm triple grouser shoes, and a 3.7 mt counterweight.
What engine does the Cat 320 GC use and what is its power output?
The 320 GC is powered by the Cat® C4.4 engine, delivering a net power of 107 kW (145 hp metric) per ISO 9249. It has a 4.4-litre displacement with a bore of 105 mm and stroke of 127 mm, and meets Brazil MAR-1 emission standards equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
What is the maximum digging depth of the Caterpillar 320 GC?
The Cat 320 GC achieves a maximum digging depth of 6,630 mm, with a maximum reach at ground level of 9,770 mm and a bucket digging force of 129 kN (ISO standard).
Which countries is the Caterpillar 320 GC most commonly exported to?
The 320 GC is one of our best-selling and most exported machines. It has been successfully delivered in large volumes to Nigeria, Kenya, Philippines, Vietnam, Malaysia, Indonesia, and across the Middle East, with consistent inventory maintained for fast international shipping.
Is the Cat 320 GC compatible with biodiesel fuels?
Yes, the Cat 320 GC supports biodiesel blends up to B20. The Cat C4.4 engine is also compatible with 100% renewable diesel (HVO), GTL fuels, and biodiesel FAME blends above 20% when used in accordance with Caterpillar's guidelines. Please consult your Cat dealer for details.
What makes the Caterpillar 320 GC a cost-effective choice for contractors?
The 320 GC features a fuel-efficient engine, heavy-duty undercarriage for long service life, easy ground-level service access to minimize downtime, and versatile attachment compatibility. Its low failure rate, strong resale value, and intuitive operation make it a highly reliable machine that reduces daily operating expenses and supports profitability across diverse project types.