VIN 1D9BG4820P1609821 — 2023 Doonan Specialized Trailer (DOON) Doonan Specialized Trailer
Recorded with Mrtnz Inc · USDOT 3079999
Vehicle identity
| VIN | 1D9BG4820P1609821 |
| Model year | 2023 |
| Make | Doonan Specialized Trailer (DOON) |
| Model | Doonan Specialized Trailer |
| Vehicle type | SEMI-TRAILER |
| License plate | CA 4VD7433 (California) |
| Last inspected | 2026-06-02 |
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 |
|---|---|---|---|
| 2026-06-02 | 1D9BG4820P1609821 | CA 4VD7433 | MRTNZ INC · USDOT 3079999 |
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
Mrtnz Inc Active
- USDOT
- 3079999
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Fontana, CA
- Power units
- 11
- Drivers
- 10
- Inspections (24 mo)
- 16
- Crashes (24 mo)
- 1
- Vehicle OOS rate
- 42.9%
Carrier recorded at the latest inspection in the available records (2026-06-02). 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
1D9BG4820P1609821 is a 2023 Doonan Specialized Trailer operated by Mrtnz Inc (USDOT 3079999). License plate on its inspection records: CA 4VD7433. 1 roadside inspection 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
2023 Doonan Specialized Trailer is the vehicle NHTSA’s VIN registry returns for 1D9BG4820P1609821. It is a trailer built by DOONAN SPECIALIZED TRAILER, LLC at the GREAT BEND, KANSAS plant. Powertrain: running on not applicable, paired with a not applicable transmission.
Roadside inspection & out-of-service record
This specific vehicle appears in 1 FMCSA roadside inspection (most recent activity 2026-06-02). Across those inspections it was never placed out of service. Its most recent inspection (2026-06-02) was in California, a Level II — walk-around inspection of the driver and the vehicle. No violations were recorded against this vehicle in our inspection window.
Operator history
Operated by Mrtnz Inc (USDOT 3079999) on 2026-06-02 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | DOONAN SPECIALIZED TRAILER |
| Model | Doonan Specialized Trailer |
| Model Year | 2023 |
| 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 | DOONAN SPECIALIZED TRAILER, LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | GREAT BEND Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | KANSAS |
| Plant Country | UNITED STATES (USA) |
| Axles | 2 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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