Trucks · Make & Model reference
Western Star 57X Reefer
Western Star 57X Reefer — refrigerated / reefer truck used across construction, logistics, and vocational fleets.
Operating weight
17,500 lb
Horsepower
400-505 hp
Years produced
2021-Present
AI-updated · Last refresh 7/20/2026
Full specifications
Horsepower400-505 hp
GVWR (typical)17,500 lb
Transmission10 - 18 speed manual / automated manual
EngineCummins / Detroit / PACCAR class 8 diesel
Fuel tank capacity100 - 150 gal (dual)
Reefer unitCarrier / Thermo King
Trailer length pulled48 - 53 ft
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2024-2026 | under 400k mi | $112,500 | $84,000 | $146,000 |
| 2021-2023 | 400k - 800k mi | $73,000 | $55,000 | $95,000 |
AI price estimate
Excellent, low miles
2024 model year
$132,000
Good, average miles
2021 model year
$88,000
Fair, high miles
2021 model year
$49,000
Common problems to check
- Reefer unit belt and clutch wear
- Alternator load issues from reefer power
- Fuel contamination affecting reefer
- Trailer power cord corrosion
Why buyers pick it
- Heavy vocational chassis
- Customizable for severe duty
- Strong frame and driveline
- Detroit powertrain options
Best jobs for this machine
Temperature-controlled freightProduce haulingFrozen food distributionPharma logistics
Western Star 57X Reefer for sale on Equip Place
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