• Engine

    ModelKomatsu SAA6D107E-1
    TypeFour-cycle, water-cooled, direct injection
    AspirationTurbo-charged, after-cooled
    Number of cylinders6
    Bore x stroke107 mm x 124 mm
    Displacement6.69 ltr
    Horsepower, Gross - SAE J1995127 kW / 171 HP
    Horsepower, Net - ISO 9249 / SAE J1349125 kW / 167 HP
    Rated RPM2000
    Fan drive methodHydraulic
    Emissions certificationEPA Tier 3
  • Operation / Application

    Bucket capacity SAE2.7 - 3.2 m3
    Standard bucket capacity SAE3.2 m3
    Bucket descriptionLight material bucket, pin on
    Bucket width2740 mm
    Dump clearance at 45° dump angle2800 mm
    Dump reach at 45° dump angle1070 mm
    Static tipping load, straight11070 kg
    Static tipping load, full turn9500 kg
    Breakout force 154 kN 15720 kgf
  • Axles and Final Drives

    Drive systemFour-wheel drive
    FrontFixed, semi-floating
    RearCentre-pin support, semi-floating, 24° total oscillation
    Reduction gearSpiral bevel gear
    Differential gearTorque proportioning
    Final reduction gearPlanetary gear, single reduction
  • Brakes

    Service brakesHydraulically actuated, wet disc brakes actuate on four wheels
    Parking brakeWet, multi-disc brake on transfer output shaft
    Secondary brakeParking brake is commonly used
  • Hydraulic System

    Steering System:

    Hydraulic pump Gear type pump
    Capacity (at rated rpm) 172 ltr/min
    Relief valve setting

    20.6 MPa

    210 kgf/cm2

    Hydraulic Cylinders:
    Type Double-acting, piston type
    Number of cylinders 2
    Bore x stroke 70 mm x 453 mm



    Loader Control:

    Hydraulic pump Gear type pump
    Capacity 61 ltr/min
    Relief valve setting

    20.6 MPa

    210 kgf/cm2

    Hydraulic Cylinders:
    Type Double-acting, piston type
    Number of boom cylinders 2
    Boom cylinder, bore x stroke 140 mm x 729 mm
    Number of bucket cylinders 1
    Bucket cylinder, bore x stroke 180 mm x 558 mm
    Control valve 3-spool type
    Control Positions:
    Boom Raise, hold, lower, and float
    Bucket Tilt-back, hold, and dump
    Hydraulic Cycle Time: (rated load in bucket)
    Raise 5.6 sec
    Dump 1.9 sec
    Lower (empty) 3.3 sec
  • Service Refill Capacities

    Cooling system25 ltr
    Fuel tank245 ltr
    Engine23 ltr
    Hydraulic system89 ltr
    Axle front24 ltr
    Axle rear24 ltr
    Transfer case6.5 ltr
  • Steering System

    TypeArticulated type, fully hydraulic power steering
    Steering angle38.5° each direction (40° to max end stop)
    Minimum turning radius at centre of outside tyre5380 mm
  • Transmission

    TransmissionHydrostatic, 1 pump, 2 motors with speed range select
    Travel speedForward & Reverse
    1st4.0 - 13.0 km/h
    2nd13.0 km/h
    3rd18.7 km/h
    4th38.0 km/h
    Measured with 20.5-25 tyres
  • Tyres

    Standard tyres20.5-25-12PR, L2 tubeless
  • Weights

    Operating weight15,280 kg

WA320PZ-6 Wheel Loaders

The hydrostatic drive WA320PZ-6 features Komatsu’s PZ parallel-lift arm system with bucket capacities from 2.3-3.2 cu m, along with hydrostatic drive, for maximum versatility and productivity across loading, handling and lifting applications. As with all our wheel loaders, key components are designed and manufactured by Komatsu to work together in an integrated package. And it comes standard with our Komtrax remote monitoring and location system, backed by our Australia-wide service and support network.

  • 125 kW / 167 HP
  • 15,280 kg
  • 3.2 m³

Current Offers

Electronically-Controlled HST

The electronically-controlled HST consists of a 1-pump, 2-motor system. This system allows for high-efficiency and high tractive effort. The HST provides quick travel response and aggressive drive into the pile. The variable displacement system automatically adjusts to the tractive effort demand to provide maximum power and efficiency

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