Carrier profile · USDOT 187738 · MC-152506 · Updated Jun 13, 2026

Superior Transportation Systems Inc

DBA GREENBRIER LOGISTICS

340 power unitsLAKE OSWEGO, OR50/100
CARRIER INACTIVEMC-152506 INACTIVE
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Equipment

Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150)
340
Observed power (24 mo)
—
Trailers (towed)
—

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.