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    M320 Wheeled Excavator
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    M318 Wheeled Excavator
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    374 Hydraulic Excavator
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    Engine
    Engine Power - ISO 14396 174 HP 174 HP 485 HP
    Engine Power - ISO 14396 (DIN) 176 hp (metric) 176 hp (metric) 492 hp (metric)
    Engine Model C4.4 C4.4 Cat C15
    Net Power - ISO 9249 171 HP 171 HP 484 HP
    Net Power - ISO 9249 (DIN) 174 hp (metric) 174 hp (metric) 491 hp (metric)
    Bore 4 in 4 in 5.4 in
    Displacement 268.5 in³ 285.5 in³ 928 in³
    Stroke 5.3 in 5 in 6.7 in
    Biodiesel Capability Up to B20¹ Up to B20¹ Up to B20¹
    Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards.
    Note (1) 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 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 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
    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

    Machine Weight
    Operating Weight Maximum 46740 lb 43980 lb -
    Operating Weight Minimum 41450 lb 38580 lb -
    Note (1) - Operating weight includes full fuel tank, operator, bucket 610 kg (1,340 lb), and dual pneumatic tires. Weight varies depending on configuration. -
    Note (2) - Typical configurations include 2500 mm (8'2") medium stick and 3700 kg (8,157 lb) counterweight. -

    Transmission
    Maximum Travel Speed 21.7 mile/h - -

    Hydraulic System
    Main System - Maximum Flow - Implement 81 gal/min 67 gal/min 237 gal/min
    Maximum Pressure - Equipment 5366 psi 5366 psi 5366 psi
    Maximum Pressure - Swing 5729 gal/min 5149 gal/min 5076 psi
    Maximum Pressure - Travel 5076 gal/min 5076 gal/min 5076 psi
    Maximum Pressure - Equipment - Lift Mode - - 5511 psi

    Service Refill Capacities
    Cooling System 8.4 gal (US) 8.5 gal (US) 19 gal (US)
    Diesel Exhaust Fluid (DEF) 7.9 gal (US) 5.3 gal (US) -
    Hydraulic System - Including Tank 71.3 gal (US) 68.7 gal (US) 164 gal (US)
    Hydraulic Tank 40.9 gal (US) 31.7 gal (US) 86 gal (US)
    Final Drive 0.7 gal (US) 0.7 gal (US) -
    Fuel Tank 124.2 gal (US) 92.5 gal (US) -
    Fuel Tank Capacity - - 243 gal (US)
    Engine Oil - - 16 gal (US)
    Swing Drive - - 5 gal (US)
    Final Drive - Each - - 9 gal (US)
    DEF Tank - - 21 gal (US)

    Dimensions
    Boom 5260 mm (17'3") 5205 mm (17'1") Reach 7.8m (25'7")
    Bucket 0.98 m³ GD (1.28 yd³) 0.91 m³ GD (1.19 yd³) SD 3.3 m³ (4.32 yd³)
    Stick 2.5 m (8' 2") 2.5 m (8' 2") R3.6m (11'10")
    Shipping Height - Top of Cab 11 ft 11 ft 11.8 ft
    Shipping Length 29.3 ft 27.8 ft 44.9 ft
    Counterweight Clearance 4.3 ft 4.3 ft 4.1 ft
    Ground Clearance 1.4 ft 1.1 ft 2.6 ft
    Support Point 11.8 ft 11.5 ft -
    Tail Swing Radius 8.5 ft 7.7 ft 13.8 ft
    Wheel Base 8.9 ft 8.9 ft -
    Handrail Height - - 13 ft
    Track Length - - 19.3 ft
    Track Length to Center of Rollers - - 15.5 ft
    Track Gauge - - 11.2 ft
    Transport Width - - 11.1 ft
    Note - - Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps

    Working Ranges and Forces
    Boom Type VA Boom VA Boom -
    Bucket 0.98 m³ GD (1.28 yd³) 0.91 m³ GD (1.19 yd³) -
    Stick 2.5 m (8' 2") 2.5 m (8' 2") -
    Reach at Ground Level 30.5 ft 30.2 ft -
    Vertical Wall Digging Depth 13.9 ft 15.1 ft -
    Cutting Height 32.6 ft 33.7 ft -
    Bucket Forces (ISO) 30799 lbf 26752 lbf -
    Stick Forces (ISO) 20682 lbf 16861 lbf -
    Note (1) Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0"). Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1484 mm (4'10"). Force values are calculated with heavy lift on, a GD bucket (pin-on), and a tip radius o -
    Digging Height - 19.3 ft -

    Swing Mechanism
    Swing Speed 9.2 r/min 9.4 r/min 6.34 r/min
    Maximum Swing Torque 37000 ft·lbf - 220000 ft·lbf
    Maximum Swing Speed - 32560 ft·lbf -

    Air Conditioning System
    Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes. The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes. -
    Air Conditioning - - 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).

    Drive
    Maximum Travel Speed - 21.7 mile/h -

    Service Refill
    Engine Oil - 2.9 gal (US) -

    Sustainability
    Recyclability - 92% -

    Weights
    Operating Weight - - 162900 lb
    Note - - Long Variable Gauge undercarriage, Reach boom, R4.67VB (15'4") stick, SD 3.3 m³ (4.32 yd³) bucket, 900 mm (35") HD double grouser shoes and removal type counterweight.

    Working Ranges & Forces
    Maximum Digging Depth - - 28.1 ft
    Boom - - Reach 7.8m (25'7")
    Stick - - R3.6m (11'10")
    Bucket - - SD 3.3 m³ (4.32 yd³)
    Maximum Reach at Ground Level - - 43.2 ft
    Maximum Cutting Height - - 41.2 ft
    Maximum Loading Height - - 27.7 ft
    Minimum Loading Height - - 10.1 ft
    Maximum Depth Cut for 2440 mm (8 ft) Level Bottom - - 27.8 ft
    Maximum Vertical Wall Digging Depth - - 22.8 ft
    Bucket Digging Force - ISO - - 80550 ft·lbf
    Stick Digging Force - ISO - - 66390 ft·lbf
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