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Caterpillar 320 GX Medium Excavator for Construction - Reliable China Suppliers & Factory with Fast ROI
Benefits
Effortless Ownership & Operation
Crafted with time-tested, classic core components, the model features a stable, highly responsive design that ensures intuitive operation and exceptional reliability.
Rapid Investment Payback
Reduced ownership costs, lower maintenance outlays and minimal fuel consumption all combine to boost your bottom line and maximize cash flow.
Superior Fuel Efficiency
Equipped with an intelligent operating mode and integrated control of the engine and electro-hydraulic system, it delivers market-competitive performance while keeping fuel usage to a minimum.
Features At A Glance
Easy to Operate
Easy to Maintain
Low Owning and Operating Costs
Reliable Performance
Work in Comfort
Enhanced Safety
Specifications
| Engine | Net Power - ISO 9249 | 103.6 kW |
| Net Power - ISO 9249 (DIN) | 141 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 UN ECE R96 Stage IIIA 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 | Reach boom, R2.7 (8'9") stick, General Duty (GD) 0.93 m (1.22 yd) bucket, 790 mm (31") triple grouser shoes, and 3600 kg (7,940 lb) counterweight. | |
| Working Ranges and Forces | Maximum Digging Depth | 6430 mm |
| Boom | Reach 5.7 m (18'8") | |
| Stick | Reach 2.7 m (8'10") | |
| Bucket | GD 0.93 m (1.22 yd) | |
| Maximum Reach at Ground Level | 9580 mm | |
| Maximum Cutting Height | 9290 mm | |
| Maximum Loading Height | 6450 mm | |
| Minimum Loading Height | 2460 mm | |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 6250 mm | |
| Maximum Vertical Wall Digging Depth | 5510 mm | |
| Bucket Digging Force - ISO | 136 kN | |
| Stick Digging Force - ISO | 106 kN | |
| Hydraulic System | Main System - Maximum Flow - Implement | 429 L/min |
| Maximum Pressure - Equipment | 35000 kPa | |
| Maximum Pressure - Travel | 35000 kPa | |
| Maximum Pressure - Swing | 25000 kPa | |
| Swing Mechanism | Swing Speed* | 11.07 r/min |
| Maximum Swing Torque | 74 kNm | |
| Note (1) | *For CE-marked machine default value may be set lower. | |
| Service Refill Capacities | Fuel Tank Capacity | 390 l |
| Cooling System | 24.5 l | |
| Engine Oil | 15 l | |
| Swing Drive | 5.5 l | |
| Final Drive - Each | 4.5 l | |
| Hydraulic System - Including Tank | 218 l | |
| Hydraulic Tank | 115 l | |
| Dimensions | Boom | Reach 5.7 m (18'8") |
| Stick | Reach 2.7 m (8'10") | |
| Bucket | GD 0.93 m (1.22 yd) | |
| Shipping Height - Top of Cab | 2960 mm | |
| Handrail Height | 3010 mm | |
| Shipping Length | 9570 mm | |
| Tail Swing Radius | 2830 mm | |
| Counterweight Clearance | 1040 mm | |
| Ground Clearance | 460 mm | |
| Track Length | 4080 mm | |
| Track Length to Center of Rollers | 3270 mm | |
| Track Gauge | 2200 mm | |
| Transport Width | 2990 mm |
Frequently Asked Questions
What is the operating weight of this excavator?
The operating weight is 20,400 kg, configured with a reach boom, R2.7 stick, General Duty 0.93 m bucket, 790 mm triple grouser shoes, and a 3,600 kg counterweight.
What engine powers this excavator and what are its power outputs?
The excavator is powered by the Cat® C4.4 engine, delivering a net power of 103.6 kW (141 hp) per ISO 9249 and 108 kW (147 hp) per ISO 14396. The engine has a 4.4-litre displacement and meets UN ECE R96 Stage IIIA emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
What is the maximum digging depth and reach of this machine?
The maximum digging depth is 6,430 mm and the maximum reach at ground level is 9,580 mm. The maximum cutting height is 9,290 mm and the maximum loading height is 6,450 mm.
What attachments are compatible with this excavator?
This excavator is compatible with a range of Cat® attachments including Buckets, Pin Grabbers, Performance Hammers, GC Hammers, and GC S Hammers. Cat® attachments are specifically engineered to maximize productivity and unlock the machine's full potential safely and efficiently.
Is this excavator compatible with biodiesel or alternative fuels?
Yes. The Cat® C4.4 engine supports biodiesel blends up to B20 as standard. It is also compatible with up to 100% biodiesel FAME, 100% renewable diesel (HVO), and GTL fuels when applied per Cat® guidelines. For blends above B20, please consult your Cat® dealer.
What are the key hydraulic system specifications?
The main hydraulic system delivers a maximum implement flow of 429 L/min. Maximum operating pressure for equipment and travel circuits is 35,000 kPa, while the swing circuit operates at a maximum of 25,000 kPa. The hydraulic tank capacity is 115 litres, with a total system capacity of 218 litres including the tank.