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    M320 Wheeled Excavator
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    340 UHD Ultra High Demolition Hydraulic Excavator
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    374 Hydraulic Excavator
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    M322
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    Engine
    Engine Power - ISO 14396 174 HP 347 HP 485 HP 174 HP
    Engine Power - ISO 14396 (DIN) 176 hp (metric) 351 hp (metric) 492 hp (metric) 176 hp (metric)
    Engine Model C4.4 Cat C9.3B Cat C15 C 7.1
    Net Power - ISO 9249 171 HP 346 HP 484 HP 171 HP
    Net Power - ISO 9249 (DIN) 174 hp (metric) 352 hp (metric) 491 hp (metric) 174 hp (metric)
    Bore 4 in 5 in 5.4 in 4.1 in
    Displacement 268.5 in³ 568 in³ 928 in³ 427.8 in²
    Stroke 5.3 in 6 in 6.7 in 5.3 in
    Biodiesel Capability Up to B20¹ 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, 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 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 1,900 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 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 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 - - 52911 lb
    Operating Weight Minimum 41450 lb - - 44750 lb

    Transmission
    Maximum Travel Speed 21.7 mile/h - - -
    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%

    Hydraulic System
    Main System - Maximum Flow - Implement 81 gal/min - 237 gal/min 95 gal/min
    Maximum Pressure - Equipment 5366 psi 5076 psi 5366 psi -
    Maximum Pressure - Swing 5729 gal/min 4264 psi 5076 psi -
    Maximum Pressure - Travel 5076 gal/min 5076 psi 5076 psi -
    Main System - Maximum Flow - 560 l/min (148 gal/min) - -
    Maximum Pressure - Equipment - Lift Mode - 5511 psi 5511 psi -
    Maximum Pressure - Implement Circuit - Heavy Lift - - - 5366 psi
    Maximum Pressure - Implement Circuit - Travel Circuit - - - 5076 psi
    Maximum Pressure - Implement Circuit - Normal - - - 5076 psi

    Service Refill Capacities
    Cooling System 8.4 gal (US) 11 gal (US) 19 gal (US) 10.6 gal (US)
    Diesel Exhaust Fluid (DEF) 7.9 gal (US) - - 7.9 gal (US)
    Hydraulic System - Including Tank 71.3 gal (US) 145 gal (US) 164 gal (US) 71.3 gal (US)
    Hydraulic Tank 40.9 gal (US) 43 gal (US) 86 gal (US) 52.8 gal (US)
    Final Drive 0.7 gal (US) - - -
    Fuel Tank 124.2 gal (US) - - 124.2 gal (US)
    Fuel Tank Capacity - 159 gal (US) 243 gal (US) -
    Engine Oil - 9 gal (US) 16 gal (US) 3.4 gal (US)
    Swing Drive - 5 gal (US) 5 gal (US) -
    Final Drive - Each - 2 gal (US) 9 gal (US) -
    DEF Tank - 21 gal (US) 21 gal (US) -

    Dimensions
    Boom 5260 mm (17'3") - Reach 7.8m (25'7") VA 5.4m (17'10")
    Bucket 0.98 m³ GD (1.28 yd³) - SD 3.3 m³ (4.32 yd³) -
    Stick 2.5 m (8' 2") - R3.6m (11'10") 2.9m (9'2")
    Shipping Height - Top of Cab 11 ft 11.1 ft 11.8 ft -
    Shipping Length 29.3 ft 49.9 ft 44.9 ft 31.1 ft
    Counterweight Clearance 4.3 ft 4.6 ft 4.1 ft 4.3 ft
    Ground Clearance 1.4 ft 1.7 ft 2.6 ft 1.25 ft
    Support Point 11.8 ft - - 11.3 ft
    Tail Swing Radius 8.5 ft 11.6 ft 13.8 ft 9.2 ft
    Wheel Base 8.9 ft - - 9 ft
    Note (1) - 22 m (72'2") UHD Front - -
    Cab Height - With OPG - 11.8 ft - -
    Track Length - 18.9 ft 19.3 ft -
    Track Length to Center of Rollers - 15.6 ft 15.5 ft -
    Working Gauge - Extended Position - 11.1 ft - -
    Shipping Gauge - Retracted Position - 7.8 ft - -
    Transport Width - 10.7 ft 11.1 ft -
    Machine Length - without Front, with Counterweight - 23.3 ft - -
    Machine Length - without Front and Counterweight - 22.9 ft - -
    Track Width - Extended - 13.1 ft - -
    Track Width - Retracted - 9.8 ft - -
    Note (2) - 600 mm (24") Track Shoes - -
    Handrail Height - - 13 ft -
    Track Gauge - - 11.2 ft -
    Note - - Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps -
    Shipping Height with Falling Object Guard - - - 11 ft

    Working Ranges and Forces
    Boom Type VA Boom - - VA 5.4m (17'10")
    Bucket 0.98 m³ GD (1.28 yd³) - - GD 1.2 m³ (1.7 yd³)
    Stick 2.5 m (8' 2") - - 2.9m (9'2")
    Reach at Ground Level 30.5 ft - - 33.4 ft
    Vertical Wall Digging Depth 13.9 ft - - 17.3 ft
    Cutting Height 32.6 ft - - -
    Bucket Forces (ISO) 30799 lbf - - 33946 lbf
    Stick Forces (ISO) 20682 lbf - - 23605 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"). 22 m (72' 2") UHD Front (Over-the-Front) - -
    Maximum Pin Height at Stick Nose - 72.2 ft - -
    Maximum Weight at Stick Nose - 8160 lb - -
    Maximum Working Pin Height at Stick Nose - 1/2 - 61 ft - -
    Maximum Working Reach at Stick Nose - 1/2 - 38.4 ft - -
    Maximum Height at Stick Nose in Max Reach Position - 41.5 ft - -
    Maximum Reach at Stick Nose - 44.4 ft - -
    Maximum Loading Height - - - 24.7 ft
    Maximum Digging Depth - - - 21.8 ft
    Maximum Depth Cut for 2440 mm (8 ft) Level Bottom - - - 21.6 ft

    Swing Mechanism
    Swing Speed 9.2 r/min 8 r/min 6.34 r/min -
    Maximum Swing Torque 37000 ft·lbf 105000 ft·lbf 220000 ft·lbf -
    Swing Torque - - - 44250 lb/ft

    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 1.0 kg of refrigerant which has a CO2 equivalent of 1.43 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 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 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). -

    Weights
    Operating Weight - 122600 lb 162900 lb -
    Note (1) - Hydraulic Variable Gauge undercarriage, 22 m (72'2") UHD front, 600 mm (24") Heavy Duty (HD) triple grouser shoes and 9.0 mt (19,842 lb) counterweight. No work tool. - -
    Machine Weight - Retrofit Configuration - 118600 lb - -
    Note (2) - Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.2DB (10'6") stick, General Duty (GD) 2.27 m³ (2.97 yd³) bucket, 600 mm (24") HD triple grouser shoes and 9.0 mt (19,842 lb) counterweight. - -
    UHD in Cradle - 18700 lb - -
    Retrofit Boom in Cradle - R3.9 DB Stick - 13710 lb - -
    Retrofit Boom in Cradle - R3.2 DB Stick - 13340 lb - -
    Retrofit Boom in Cradle - R2.8 DB Stick - 13120 lb - -
    2-piece Retrofit boom in cradle - R3.2 DB stick - 17440 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. -

    Swing Mechanism - UHD Fronts
    Swing Speed - 4.09 r/min - -

    Working Ranges and Forces - Retrofit Boom - Straight
    Note 1 - Straight - R3.2 m (10' 6") Stick (Over-the-Front) - HVG Undercarriage - -
    Bucket - GD 2.27 m³ (2.97 yd³) - -
    Maximum Pin Height at Stick Nose - 39.8 ft - -
    Maximum Weight at Stick Nose - 9260 lb - -
    Maximum Height at Stick Nose in Max Reach Position - 7.6 ft - -
    Maximum Reach at Stick Nose - 34.8 ft - -
    Maximum Digging Depth - 16.1 ft - -
    Maximum Reach - Ground Level - 39.9 ft - -
    Maximum Loading Height - 34 ft - -
    Minimum Loading Height - 15.7 ft - -
    Bucket Digging Force - ISO - 47160 lbf - -
    Stick Digging Force - ISO - 37300 lbf - -

    Working Ranges and Forces - Retrofit Boom - Bent
    Note 1 - Bent - R3.2DB (10'6") Stick - HVG Undercarriage - -
    Bucket - GD 2.27 m³ (2.97 yd³) - -
    Maximum Digging Depth - 21.4 ft - -
    Maximum Reach - Ground Level - 36.7 ft - -
    Maximum Cutting Height - 35.4 ft - -
    Maximum Loading Height - 24.9 ft - -
    Minimum Loading Height - 10.4 ft - -
    Bucket Digging Force - ISO - 47160 lbf - -
    Stick Digging Force - ISO - 37300 lbf - -

    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 -

    working Ranges and Forces
    Cutting Height - - - 35.8 ft
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