VIN 2DM421A43LS173021 — 2020 UNPUBLISHE Di-Mond Trailers, Inc.
Operated by Express Servce Transport Inc · USDOT 916394
Vehicle identity
| VIN | 2DM421A43LS173021 |
| Model year | 2020 |
| Make | UNPUBLISHE |
| Model | Di-Mond Trailers, Inc. |
| Vehicle type | SEMI-TRAILER |
| License plate | ON S9508P (Ontario) |
| Inspection window | 2025-11-15 to 2026-07-23 |
Most recently recorded carrier for this vehicle
Express Servce Transport Inc Active
- USDOT
- 916394
- MC
- 396398
- Status
- Active
- Type
- Motor Carrier
- Based in
- Chula Vista, CA
- Power units
- 22
- Drivers
- 21
- Inspections (24 mo)
- 178
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 22.9%
Carrier recorded at the latest inspection in the available records (2026-07-23). 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.This vehicle has also been operated by 1 other carrier (listed below).
What this means
2DM421A43LS173021 is a 2020 UNPUBLISHE Di-Mond Trailers, Inc. operated by Express Servce Transport Inc (USDOT 916394). License plate on its inspection records: ON S9508P. 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
2020 UNPUBLISHE Di-Mond Trailers, Inc. is the vehicle NHTSA’s VIN registry returns for 2DM421A43LS173021. It is a trailer built by DI-MOND TRAILERS INC..
Roadside inspection & out-of-service record
This specific vehicle appears in 2 FMCSA roadside inspections between 2025-11-15 and 2026-07-23. Across those inspections it was never placed out of service. Its most recent inspection (2026-07-23) was in Arizona, 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
This VIN appears under 2 different carriers in our records, oldest first: Keypoint Carriers Limited (USDOT 908748) on 2025-11-15 — 1 inspection, none out of service; Express Servce Transport Inc (USDOT 916394) on 2026-07-23 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | DI-MOND TRAILERS, INC. |
| Model | Di-Mond Trailers, Inc. |
| Model Year | 2020 |
| 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 | DI-MOND TRAILERS INC. The legal manufacturer of record in NHTSA’s database. |
| Axles | 2 Number of axles — ties directly to weight limits and toll/registration class. |
Operator history — 2 carriers operated this VIN
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Frequently Asked Questions
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