VIN 4A9BC1225LW040390 — 2020 Aero Trailers (AERO LINER) Aero Trailers
Recorded with Institutions Services Inc · USDOT 535965
Vehicle identity
| VIN | 4A9BC1225LW040390 |
| Model year | 2020 |
| Make | Aero Trailers (AERO LINER) |
| Model | Aero Trailers |
| Vehicle type | SEMI-TRAILER |
| License plate | SD U155056 (South Dakota) |
| Last inspected | 2025-01-10 |
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 |
|---|---|---|---|
| 2025-01-10 | 4A9BC1225LW040390 | SD U155056 | INSTITUTIONS SERVICES INC · USDOT 535965 |
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
Institutions Services Inc Active
- USDOT
- 535965
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Sioux Falls, SD
- Power units
- 11
- Drivers
- 11
- Inspections (24 mo)
- 2
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 50%
Carrier recorded at the latest inspection in the available records (2025-01-10). 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
4A9BC1225LW040390 is a 2020 Aero Trailers operated by Institutions Services Inc (USDOT 535965). License plate on its inspection records: SD U155056. 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
2020 Aero Trailers is the vehicle NHTSA’s VIN registry returns for 4A9BC1225LW040390. It is a trailer built by AERO TRAILERS LLC at the WATERTOWN, SOUTH DAKOTA plant.
Roadside inspection & out-of-service record
This specific vehicle appears in 1 FMCSA roadside inspection (most recent activity 2025-01-10). Across those inspections it was never placed out of service. Its most recent inspection (2025-01-10) was in Minnesota, 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 Institutions Services Inc (USDOT 535965) on 2025-01-10 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | AERO TRAILERS |
| Model | Aero Trailers |
| 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 | AERO TRAILERS LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | WATERTOWN Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | SOUTH DAKOTA |
| 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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