Loaders · Make & Model reference
Komatsu WA320-8
Known for its robust build and long service life.
Operating weight
37,765 lbs
Horsepower
189 hp
Fuel burn
4.0 - 6.5 gph
Years produced
2017 - present
AI-updated · Last refresh 7/19/2026
Full specifications
Bucket capacity3.5 - 4.2 cu yd
Static tipping load (full turn)29,431 lbs
Dump clearance9 ft 6 in
Breakout force32,970 lbf
Shipping dimensions
Length23 ft 9 in
Width9 ft 4 in
Height10 ft 9 in
Weight37,765 lbs
Use these for permit routing and lowboy selection.
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2020-2022 | 2,000-4,000 | $160,000 | $140,000 | $180,000 |
| 2017-2019 | 4,000-6,000 | $125,000 | $105,000 | $145,000 |
AI price estimate
Excellent, low hours
2022 model year
$185,000
Good, avg hours
2019 model year
$140,000
Fair, high hours
2017 model year
$110,000
Common problems to check
- Specific issues with the Tier 4 Final aftertreatment system (EGR/DPF/SCR)
- Hydraulic pump or motor wear after extensive hours
- Electrical system sensor failures
Why buyers pick it
- Highly reliable and durable components
- Comfortable and quiet cab with good visibility
- Efficient Komatsu engine with good fuel economy
Best jobs for this machine
Road building and major construction projectsMaterial handling in concrete plantsGeneral-purpose loading
Komatsu WA320-8 for sale on Equip Place
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