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KOMATSU WA500-8 yard loader

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DOWNLOAD SPECS
Year

2024

Model

WA500-8 yard loader

Condition

New

Make every pass count

If you’re looking to load, transport or move material, Komatsu yard loaders offer a great combination of productivity, fuel efficiency, operator comfort and ease of maintenance. A newly designed, bigger bucket and auto-digging system helps maximize bucket fill while minimizing operator fatigue.

Tailor-made for loading in quarry environments that require a powerful engine and excellent stability, the WA500-8 yard loader has durable long life frames, axles and driveline components for efficient loading.  

  • Optimized bucket load for efficiently moving processed materials
  • Enhanced operator comfort
  • Increased productivity*
  • Reduced fuel costs*

    * compared to the prior model

Engine

Model Komatsu SAA6D140E-7*
Type Water-cooled, 4-cycle
Aspiration Variable geometry turbo-charged, after-cooled, cooled EGR
Number of cylinders 6
Bore x Stroke 5.51 x 6.50 in
Piston displacement 930 in³
Governor All-speed, electronic
Horsepower:  
SAE J1995 - Gross 357 HP
ISO 9249 / SAE J1349 - Net 353 HP
Rated rpm 1,900 rpm
Fan drive method for radiator cooling Hydraulic
Fuel system Direct injection
Lubrication system:  
Method Gear pump, force-lubrication
Filter Full-flow type
Air cleaner Dry type with double elements and dust evacuator, plus dust indicator
*EPA Tier 4 Final emissions certified  

Transmission

Torque converter: three-elements, one-stage, two-phase

Transmission: Full-powershift, planetary type

Travel speed: (Measured with 23.5-25 tires) Forward Reverse
1st gear 4.7 mph 5.3 mph
2nd gear 8.0 mph 8.0 mph
2nd gear (Lock-up clutch ON) 8.1 mph 8.1 mph
3rd gear 13.8 mph 15.3 mph
3rd gear (Lock-up clutch ON) 14.7 mph 16.5 mph
4th gear 22.1 mph 23.6 mph
4th gear (Lock-up clutch ON) 23.2 mph 23.6 mph

Axles and Final Drives

Drive system Four-wheel drive
Front Fixed, full-floating
Rear Center-pin support, full-floating, 20° total oscillation
Reduction gear Spiral bevel gear
Differential gear Conventional type
Final reduction gear Planetary gear, single reduction

Brakes

Service brakes Hydraulically actuated, wet disc brakes actuate on four wheels
Parking brake Wet disc brake
Emergency brake Parking brake is commonly used

Steering System

Type Articulated type, full-hydraulic power steering
Steering angle 36° each direction (40° to max end stop)
Minimum turning radius at the center of outside tire 23 ft. 2 in

Hydraulic System

Steering system:  
    Hydraulic pump Piston pump
    Capacity at rated rpm 31.7 US gpm
    Relief valve setting 3,555 psi
    Hydraulic cylinders:  
        Type Double-acting, piston type.
        Number of cylinders 2
            Bore x stroke 3.9 x 19.1 in
Loader control:  
    Hydraulic pump Piston pump
    Capacity at rated rpm 84.8 US gpm
    Relief valve setting 4,980 psi
    Hydraulic cylinders:  
        Type Double-acting, piston type.
        Number of cylinders: Bore x Stroke:
            Boom cylinder / 2 6.3 x 35.4 in
            Bucket cylinder / 1 7.3 x 26.6 in
    Control valve 2-spool type
    Control positions:  
        Boom Raise, hold, lower, and float
        Bucket Tilt-back, hold, and dump
    Hydraulic cycle time
    (rated load in bucket):
 
        Raise 7.2 s
        Dump 1.7 s
        Lower (Empty) 4.2 s

Service Refill Capacities

Cooling system 29.1 US gal
Fuel tank 124.9 US gal
Engine 9.8 US gal
Hydraulic system 89.0 US gal
Axle (each front and rear) 25.1 US gal
Torque converter and transmission 18.8 US gal
DEF tank 9.5 US gal
  • Alternator, 90 A
  • Auto shift transmission with mode select system
  • Automatic digging system
  • Automatic hydraulic-driven fan with automatic reverse rotation
  • Back-up alarm
  • Batteries, 160 Ah/12 V (2)
  • Battery disconnect
  • Boom kick-out, in-cab adjustable 
  • Bucket positioner, in-cab adjustable, 3 positions
  • Color rear view camera and monitor
  • Counterweight, standard and additional
  • Electronically Controlled Suspension System (ECSS)
  • Engine, Komatsu SAA6D140E-7 diesel
  • Engine shut-off system, electric
  • Engine shutdown secondary switch
  • EPC fingertip controls with F-N-R switch, two levers
  • Equipment Management Monitoring System (EMMS)
    --Lights (central warning, brake oil pressure, engine oil pressure, parking brake, cooling fan reverse, KDPF restriction, seat belt caution, Komtrax message)
    --Gauges (Engine water temperature, ecology, Fuel level, DEF levels, Hydraulic oil temperature, speedometer/tachometer)
  • Front fenders
  • Fuel pre-filter with water separator
  • Horn, electric
  • Komatsu SmartLoader Logic
  • Komatsu Auto Idle Shutdown
  • KOMTRAX® Level 5
  • Lift cylinders and bucket cylinder
  • Lights:
    --Back-up light, LED
    --Stop and tail light, LED
    --Turn signal, two front and two rear with hazard switch
    --Working lights, halogen, two front cab mount
    --Working lights, halogen, two front fender mount
    --Working lights, halogen, two rear
  • Load meter*
  • Loader linkage with standard lift arm
  • Lock-up torque converter
  • Parking brake, electric
  • Radiator, wider core
  • Radiator mask, swing out
  • Rear full fenders
  • Rear view mirrors, outside (2) inside (2)
  • Rims for 29.5-25 tires
  • ROPS/FOPS Cab Level 2:
    --2 x DC12V electrical outlets
    --Auto air conditioner
    --Cigarette lighter, 24V
    --Color LCD/TFT multi-monitor
    --Cup holder
    --Floor mat
    --Operator seat, reclining, air suspension type, heated
    --Radio, AM/FM with AUX input jack
    --Rear defroster, electric
    --Seatbelt, two-point retractable, 3” width
    --Space for Lunch box
    --Steering wheel, tilt and telescopic
    --Sun visor, front window
    --Windshield washer and wiper, front with intermittent
    --Windshield washer and wiper, rear
  • Service brakes, wet disc type
  • Starting motor, 11 kW
  • Transmission, four forward and four reverse
  • Two-spool valve for boom and bucket control
  • Vandalism protection kit
  • Auxiliary steering (SAE)
  • Brake cooling system
  • Engine pre-cleaner with extension
  • High lift boom
  • Joystick/wheel steering control system
  • Limited slip differential (F&R)
  • Mono-lever loader control with transmission F-N-R switch
  • Power train guard
  • Three-spool valve with lever and piping
  • Various tire options, radial and bias
  • Various bucket options

SUPPORT YOU CAN COUNT ON

FINANCING

Financing can be a major advantage for your operation, enabling you to get the equipment and service you need with terms to fit your balance sheet. Take advantage of competitive and flexible financial tools with Komatsu financing.

MY KOMATSU

Access and manage all your machine telematics data, parts manuals, service manuals, software and parts ordering information from a single source anywhere, anytime.

WARRANTY PROGRAMS

Experience the peace of mind that comes with Komatsu’s warranty. Komatsu offers a standard warranty on all machines — plus extended coverage options that help extend the life of your investment.

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