Crawler Dozers · Make & Model reference
Fiat-Allis 31
Operating weight
78,000 lbs
Horsepower
300 hp
Fuel burn
12.0 - 16.0 gph
Years produced
1970 - 1986
AI-updated · Last refresh 7/19/2026
Full specifications
Blade capacity8.0 cu yd
Blade typeSemi-U
Max drawbar pull70,000 lbf
Ripper typeMulti-shank
Shipping dimensions
Length22 ft
Width11 ft
Height12 ft
Weight78,000 lbs
Use these for permit routing and lowboy selection.
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2018-2020 | 12,000-18,000 | $60,000 | $40,000 | $80,000 |
| 2021-2023 | 14,000-20,000 | $70,000 | $50,000 | $95,000 |
AI price estimate
Rebuilt components, excellent
1985 model year
$110,000
Good runner, work ready
1980 model year
$75,000
Needs major overhaul
1977 model year
$35,000
Common problems to check
- High fuel consumption
- Undercarriage component wear
- Engine cooling system issues
- Finding experienced mechanics for older models
Why buyers pick it
- Exceptional pushing power
- Durable components for heavy work
- Comfortable operator station for its era
Best jobs for this machine
Heavy earthmovingQuarry workLarge-scale land development
Fiat-Allis 31 for sale on Equip Place
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