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 320 GC Hydraulic Excavator |
 395 Excavator |
 M322 |
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Engine |
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| Net Power - ISO 9249 | 146 HP | 542 HP | 171 HP |
| Net Power - ISO 9249 (DIN) | 148 hp (metric) | 550 hp (metric) | 174 hp (metric) |
| Engine Model | Cat C4.4 | Cat C18 | C 7.1 |
| Engine Power - ISO 14396 | 148 HP | 543 HP | 174 HP |
| Engine Power - ISO 14396 (DIN) | 150 hp (metric) | 551 hp (metric) | 176 hp (metric) |
| Bore | 4 in | 6 in | 4.1 in |
| Stroke | 5 in | 7 in | 5.3 in |
| Displacement | 269 in³ | 1105 in³ | 427.8 in² |
| Biodiesel Capability | Up to B20¹ | B20¹ | Up to B20¹ |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards | Meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards. | Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. |
| 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 | 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 1,700 rpm. Advertised power is tested per the specified standard in effect at time of m | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested per the specified standar |
| Note (2) | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO |
Weights |
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| Operating Weight | 48500 lb | 207400 lb | - |
| Note | Long undercarriage, Reach boom, R2.9 (9'6") stick, General Duty (GD) 1.0 m³ (1.31 yd³) bucket, 700 mm (28 in) triple grouser shoes and 4200 kg (9,300 lb) counterweight. | - | - |
| Note (1) | - | Long Variable Gauge undercarriage, GP boom, R4.4HB2 (14'5") stick, SD 5.2 m³ (6.8 yd³) bucket, 900 mm (35") double grouser shoes and counterweight with removal device. | - |
Working Ranges & Forces |
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| Maximum Digging Depth | 22 ft | 31.9 ft | - |
| Boom | Reach 5.7 m (18.8) | GP 8.4m (25'7") | - |
| Stick | Reach 2.9 m (9'6") | R4.4m (14'5") | - |
| Bucket | GD 1.0 m³ (1.31 yd³) | SD 5.2m³ (6.8 yd³) | - |
| Maximum Reach at Ground Level | 32.3 ft | 48.3 ft | - |
| Maximum Cutting Height | 31 ft | 44.5 ft | - |
| Maximum Loading Height | 21.3 ft | 30.4 ft | - |
| Minimum Loading Height | 7.1 ft | 9.11 ft | - |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 21.6 ft | 31.4 ft | - |
| Maximum Vertical Wall Digging Depth | 18.7 ft | 22.3 ft | - |
| Bucket Digging Force - ISO | 28935 lbf | 86100 ft·lbf | - |
| Stick Digging Force - ISO | 22281 lbf | 68540 ft·lbf | - |
Hydraulic System |
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| Main System - Maximum Flow | 442 l/min (117 gal/min) | - | - |
| Maximum Pressure - Equipment | 5075 psi | 5366 psi | - |
| Maximum Pressure - Travel | 4974 psi | 5076 psi | - |
| Maximum Pressure - Swing | 3625 psi | 4496 psi | - |
| Main System - Maximum Flow - Implement | - | 281 gal/min | 95 gal/min |
| Maximum Pressure - Implement Circuit - Heavy Lift | - | - | 5366 psi |
| Maximum Pressure - Implement Circuit - Travel Circuit | - | - | 5076 psi |
| Maximum Pressure - Implement Circuit - Normal | - | - | 5076 psi |
Swing Mechanism |
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| Swing Speed | 11.6 r/min | 6.26 r/min | - |
| Maximum Swing Torque | 54900 ft·lbf | 267333 ft·lbf | - |
| Swing Torque | - | - | 44250 lb/ft |
Service Refill Capacities |
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| Fuel Tank Capacity | 86.6 gal (US) | 322 gal (US) | - |
| Cooling System | 6.6 gal (US) | 19 gal (US) | 10.6 gal (US) |
| Engine Oil | 4 gal (US) | 18 gal (US) | 3.4 gal (US) |
| Swing Drive - Each | 3.2 gal (US) | - | - |
| Final Drive - Each | 1.1 gal (US) | 5 gal (US) | - |
| Hydraulic System - Including Tank | 61.8 gal (US) | 196 gal (US) | 71.3 gal (US) |
| Hydraulic Tank | 30.4 gal (US) | 98 gal (US) | 52.8 gal (US) |
| DEF Tank | 10.3 gal (US) | 21 gal (US) | - |
| Swing Drive | - | 6 gal (US) | - |
| Fuel Tank | - | - | 124.2 gal (US) |
| Diesel Exhaust Fluid (DEF) | - | - | 7.9 gal (US) |
Dimensions |
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| Boom | Reach 5.7 m (18'8") | GP 8.4m (25'7") | VA 5.4m (17'10") |
| Stick | Reach 2.9 m (9'6") | R4.4m (14'5") | 2.9m (9'2") |
| Bucket | GD 1.0 m³ (1.31 yd³) | SD 5.2m³ (6.8 yd³) | - |
| Shipping Height - Top of Cab | 9.7 ft | 12 ft | - |
| Handrail Height | 9.8 ft | 12.4 ft | - |
| Shipping Length | 31.3 ft | 49.6 ft | 31.1 ft |
| Tail Swing Radius | 9.3 ft | 15.11 ft | 9.2 ft |
| Counterweight Clearance | 3.4 ft | 5.5 ft | 4.3 ft |
| Ground Clearance | 1.5 ft | 2.9 ft | 1.25 ft |
| Track Length | 14.7 ft | 20.1 ft | - |
| Length to Center of Rollers | 11.11 ft | - | - |
| Track Gauge | 7.9 ft | 11.6 ft | - |
| Transport Width | 10.4 ft | 12.9 ft | - |
| Track Length to Center of Rollers | - | 16.1 ft | - |
| Note | - | Track gauge undercarriage extended with 900 mm (35") shoes; transport width undercarriage retracted with 900 mm (35") shoes and no steps | - |
| Shipping Height with Falling Object Guard | - | - | 11 ft |
| Support Point | - | - | 11.3 ft |
| Wheel Base | - | - | 9 ft |
Air Conditioning System |
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| 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). | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg (2.2lb) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). | - |
| Note | - | - | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.43 metric tonnes. |
Sustainability |
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| Recyclability | 97% | 98% | - |
Machine Weight |
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| Operating Weight Maximum | - | - | 52911 lb |
| Operating Weight Minimum | - | - | 44750 lb |
Transmission |
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| Forward/Reverse - 2nd Gear | - | - | 18.6 mile/h |
| Forward/Reverse - 1st Gear | - | - | 5.6 mile/h |
| Creeper Speed - 1st Gear | - | - | 3.4 mile/h |
| Creeper Speed - 2nd Gear | - | - | 9.3 mile/h |
| Drawbar Pull | - | - | 28551 lbf |
| Maximum Gradeability | - | - | 70% |
Working Ranges and Forces |
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| Boom Type | - | - | VA 5.4m (17'10") |
| Stick | - | - | 2.9m (9'2") |
| Bucket | - | - | GD 1.2 m³ (1.7 yd³) |
| Maximum Loading Height | - | - | 24.7 ft |
| Maximum Digging Depth | - | - | 21.8 ft |
| Reach at Ground Level | - | - | 33.4 ft |
| Vertical Wall Digging Depth | - | - | 17.3 ft |
| Bucket Forces (ISO) | - | - | 33946 lbf |
| Stick Forces (ISO) | - | - | 23605 lbf |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | - | - | 21.6 ft |
working Ranges and Forces |
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| Cutting Height | - | - | 35.8 ft |
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