RA

RAM AIR MFG

USDOT Number #257729

USDOT INACTIVECARRIER

RAM AIR MFG is registered with USDOT number 257729 in PORT HURON, MI. Doing business as SIEMENS AUTO LTD. Registration status: INACTIVE. Reported fleet: 2 power units. Reported drivers: 2.

CarrierPrivate propertySafety rating: C (11/04/1987)

OUT OF SERVICE RATE (Last 12mo)

Operation Classification

Interstate carrier

Cargo Types

Other cargo

MC/MX/FF Number(s)

N/A

Contact details

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Physical Address

PO BOX 611063
PORT HURON, MI 48060

Mailing Address

PO BOX 611063
PORT HURON, MI 480604

Registration

Registration date: 04/18/1985 (41 years since registration)

MCS-150

Form Date: N/A

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RAM AIR MFG public record

Doing business as: SIEMENS AUTO LTD.

RAM AIR MFG (USDOT 257729) is based in PORT HURON, MI. DBA: SIEMENS AUTO LTD. 2 power units. 2 drivers. USDOT registration status: INACTIVE.

Safety rating: Conditional. Recorded inspections in the available chart history: 0.

Operating authority: current authority is not verified by this census record. Operation classification: PRIVATE PROPERTY. Check current authority and insurance.

Insurance filing: no filing was found in the available dataset.

Census dataset date: 2026-10-18.

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USDOT 257729 identifies this carrier record. A matching profile does not by itself establish current operating authority, insurance, or suitability for a specific load. Continue with the checks that fit your decision.

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