Trucks · Make & Model reference
Peterbilt 579 Sleeper
Peterbilt 579 Sleeper — sleeper truck used across construction, logistics, and vocational fleets.
Operating weight
18,000 lb
Horsepower
455-565 hp
Years produced
2012-Present
AI-updated · Last refresh 7/20/2026
Full specifications
Horsepower455-565 hp
GVWR (typical)18,000 lb
Transmission10 - 18 speed manual / automated manual
EngineCummins / Detroit / PACCAR class 8 diesel
Fuel tank capacity100 - 150 gal (dual)
Sleeper size72 - 80 in
Wheelbase230 - 265 in
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2021-2026 | under 500k mi | $118,000 | $88,500 | $153,500 |
| 2014-2020 | 500k - 800k mi | $78,500 | $59,000 | $102,000 |
| 2012-2013 | 800k+ mi | $49,000 | $37,000 | $64,000 |
AI price estimate
Excellent, low miles
2024 model year
$132,500
Good, average miles
2018 model year
$88,500
Fair, high miles
2012 model year
$49,000
Common problems to check
- EGR and DPF regeneration faults on emissions-era engines
- Air ride cab bushing wear
- APU / bunk HVAC failures
- Turbo actuator faults
Why buyers pick it
- Iconic driver comfort and resale value
- Strong dealer network
- Durable aluminum cab
- Solid PACCAR / Cummins drivetrain options
Best jobs for this machine
Long-haul OTR freightTeam driving operationsCross-country dry vanReefer pulling
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