VIN 1UNSH4824MD175637 — 2021 Dragon Esp (DRAG) Dragon ESP
Recorded with Efr Environmental Services Inc · USDOT 666627
Vehicle identity
| VIN | 1UNSH4824MD175637 |
| Model year | 2021 |
| Make | Dragon Esp (DRAG) |
| Model | Dragon ESP |
| Vehicle type | SEMI-TRAILER |
| License plate | CA 4TC1286 (California) |
| Inspection window | 2024-09-16 to 2026-08-26 |
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 |
|---|---|---|---|
| 2026-08-26 | 1UNSH4824MD175637 | CA 4TC1286 | EFR ENVIRONMENTAL SERVICES INC · USDOT 666627 |
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
Efr Environmental Services Inc Active
- USDOT
- 666627
- MC
- 650972
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- Escondido, CA
- Power units
- 33
- Drivers
- 18
- Inspections (24 mo)
- 45
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 15.4%
Carrier recorded at the latest inspection in the available records (2026-08-26). 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
1UNSH4824MD175637 is a 2021 Dragon Esp operated by Efr Environmental Services Inc (USDOT 666627). License plate on its inspection records: CA 4TC1286. 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
2021 Dragon Esp is the vehicle NHTSA’s VIN registry returns for 1UNSH4824MD175637. It is a trailer built by DRAGON PRODUCTS, LLC at the LATHROP, CALIFORNIA 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 between 2024-09-16 and 2026-08-26. Across those inspections it was never placed out of service. Its most recent inspection (2026-08-26) 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 Efr Environmental Services Inc (USDOT 666627) from 2024-09-16 to 2026-08-26 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | DRAGON ESP |
| Model | Dragon ESP |
| Model Year | 2021 |
| 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 | DRAGON PRODUCTS, LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | LATHROP Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | CALIFORNIA |
| 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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