VIN 558MTBZ47KB004433 — 2019 UNPUBLISHE MAC
Recorded with Barron Transport Llc · USDOT 2921551
Vehicle identity
| VIN | 558MTBZ47KB004433 |
| Model year | 2019 |
| Make | UNPUBLISHE |
| Model | MAC |
| Vehicle type | SEMI-TRAILER |
| License plate | WA 59515AJ (Washington) |
| Inspection window | 2025-10-24 to 2026-05-09 |
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-05-09 | 558MTBZ47KB004433 | WA 59515AJ | BARRON TRANSPORT LLC · USDOT 2921551 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this vehicle
Barron Transport Llc Active
- USDOT
- 2921551
- MC
- 985334
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- Spokane, WA
- Power units
- 6
- Drivers
- 8
- Inspections (24 mo)
- 10
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 20%
Carrier recorded at the latest inspection in the available records (2026-05-09). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.What this means
558MTBZ47KB004433 is a 2019 UNPUBLISHE MAC operated by Barron Transport Llc (USDOT 2921551). License plate on its inspection records: WA 59515AJ. 2 roadside inspections on FMCSA record. No out-of-service violations are recorded for this VIN in the available inspection records. Other violations may still be present.
What this VIN is
2019 UNPUBLISHE MAC is the vehicle NHTSA’s VIN registry returns for 558MTBZ47KB004433. It is a trailer built by MAC LTT, INC. at the BILLINGS, MONTANA plant.
Roadside inspection & out-of-service record
This specific vehicle appears in 2 FMCSA roadside inspections between 2025-10-24 and 2026-05-09. Across those inspections it was never placed out of service. Its most recent inspection (2026-05-09) was in Washington, a Level III — driver and paperwork only. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Barron Transport Llc (USDOT 2921551) from 2025-10-24 to 2026-05-09 — 2 inspections, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | MAC |
| Model | MAC |
| Model Year | 2019 |
| Vehicle Type | TRAILER NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Trailer The body style NHTSA assigns from the VIN — e.g. truck-tractor, straight truck, or cutaway. |
| Manufacturer | MAC LTT, INC. The legal manufacturer of record in NHTSA’s database. |
| Plant City | BILLINGS Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | MONTANA |
| Plant Country | UNITED STATES (USA) |
| Axles | 4 Number of axles — ties directly to weight limits and toll/registration class. |
Operator & inspection history
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Frequently Asked Questions
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