# Cat® 320 GC Hydraulic Excavator Full Official Specifications
## 1. Engine
- Model: Cat C4.4 Turbo Diesel
- Rated Gross Power (ISO 14396, 2000 rpm): 110 kW / 148 hp
- Rated Net Power (ISO 9249, 2000 rpm): 109 kW / 146 hp
- Bore × Stroke: 105 mm × 127 mm (4.0 in × 5.0 in)
- Displacement: 4.4 L / 269 in³
- Emission Standard: EU Stage V / EPA Tier 4 Final / China National IV
- No DEF required for some regional configurations
- Fuel Tank Capacity: 345 L / 91.1 gal
## 2. Operating Weight & Ground Pressure
- Standard Configuration (cab, 500mm track shoes, standard boom/stick, 1.0m³ bucket, full counterweight): 20,600 kg / 45,400 lb
- Heavy-duty full spec weight: 22,000 kg / 48,500 lb
- Ground Pressure (500mm tracks): 43.5 kPa / 6.3 psi
## 3. Hydraulic System
- Pump Type: Twin variable displacement piston pumps
- Total Max Main Flow: 442 L/min / 116 gal/min
- Max Implement Pressure: 350 bar / 5,075 psi
- Max Travel Pressure: 343 bar / 4,974 psi
- Max Swing Pressure: 250 bar / 3,625 psi
- Bucket Digging Force (ISO): 129 kN / 29,000 lbf
- Stick Digging Force (ISO): 99 kN / 22,250 lbf
- Auxiliary hydraulic lines standard for hammer, grapple
## 4. Working Ranges (Standard Boom + Standard Stick)
- Standard Bucket Capacity: 1.0 m³ / 35.3 ft³
- Max Digging Depth: 6,630 mm / 21.8 ft
- Max Digging Depth (8ft level floor): 6,550 mm / 21.5 ft
- Max Vertical Wall Dig Depth: 5,690 mm / 18.7 ft
- Max Ground Reach: 9,850 mm / 32.3 ft
- Max Loading Height: 6,490 mm / 21.3 ft
- Max Cutting Height: 9,450 mm / 31.0 ft
## 5. Swing System
- Swing Speed: 11.6 rpm
- Max Swing Torque: 74.4 kN·m / 54,900 lb-ft
- Rear Swing Radius: 2,830 mm / 9.3 ft
- Counterweight Ground Clearance: 1,050 mm / 3.4 ft
## 6. Undercarriage & Travel
- Standard Track Shoe Width: 500 mm / 19.7 in
- Track Gauge: 2,380 mm / 7.8 ft
- Track Length on Ground: 3,450 mm / 11.3 ft
- Total Track Length: 4,250 mm / 13.9 ft
- Max Travel Speed: 5.9 km/h / 3.67 mph
- Max Traction Force: 205 kN / 46,080 lbf
- Max Gradeability: 35° (70%)
- Ground Clearance: 470 mm / 1.5 ft
## 7. Overall Machine Dimensions
- Total Transport Length: 9,650 mm / 31.7 ft
- Total Transport Width: 2,980 mm / 9.8 ft
- Transport Height (Standard Cab): 3,020 mm / 9.9 ft
## 8. Service Capacities
- Engine Oil: 12 L
- Hydraulic System Total: 245 L
- Hydraulic Tank: 147 L
- Cooling System: 15 L
## 9. Standard Key Features
1. Multi power modes: Standard, Heavy, Eco for fuel efficiency
2. 10-inch touchscreen color monitor with fault diagnosis & rearview camera
3. Sealed pressurized cab with air conditioning, suspension operator seat
4. Extended synchronized service intervals to cut maintenance cost
5. Load-sensing electro-hydraulic system for precise control & low fuel consumption
6. Heavy-duty reinforced frame and thick counterweight for stable operation
7. Ground-level service access for daily inspection & maintenance
8. Auto idle & auto engine shutdown to reduce fuel waste and noise
This monthly repayment estimate is provided by Overdrive Commercial Funding Pty Ltd (Australian Credit License: 389328) This estimate is based on a Chattel Mortgage, which is only available where the purchaser of the item intends to use the item for primarily commercial use. The term of this loan is based 60 months with 30% residual & subject to qualifying commercial assets and credit criteria. Fees and charges are not included in this estimate and may apply. If the item is a vehicle and is not listed with a drive away price, any repayment estimate does not include additional costs, such as stamp duty and other government charges. The term of this loan is 60 months. This estimate should be used for information purposes only and is not an offer of finance on particular terms. This repayment estimate is the estimated lowest repayment available from Overdrive Commercial Funding Pty Ltd’s panel of lenders and products for this specific item each day, and includes several assumptions about the item, purchaser, and loan specifics. All loans are subject to eligibility criteria and Overdrive Commercial Funding Pty Ltd loan approval process. A specific quote including details of all fees and charges, or loans for items with primarily or wholly personal use can be obtained via overdrivefunding.com.au or by calling 1800 954 124.
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