VIN 1S9SS4021EL476363 — 2014 UNPUBLISHE SMITHCO MANUFACTURING
Recorded with Mad Cow Transport Llc · USDOT 3719706
Vehicle identity
| VIN | 1S9SS4021EL476363 |
| Model year | 2014 |
| Make | UNPUBLISHE |
| Model | SMITHCO MANUFACTURING |
| Vehicle type | SEMI-TRAILER |
| License plate | CO DUZS74 (Colorado) |
| Inspection window | 2024-12-26 to 2026-01-28 |
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 |
|---|---|---|---|
| 2026-01-28 | 1S9SS4021EL476363 | CO DUZS74 | MAD COW TRANSPORT LLC · USDOT 3719706 |
| 2024-12-26 | 1S9SS4021EL476363 | CO DUZS74 | V & Z 33 TRUCKING LLC · USDOT 4234141 |
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
Mad Cow Transport Llc Active
- USDOT
- 3719706
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Greeley, CO
- Power units
- 2
- Drivers
- 6
- Inspections (24 mo)
- 1
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-01-28). 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
1S9SS4021EL476363 is a 2014 UNPUBLISHE SMITHCO MANUFACTURING operated by Mad Cow Transport Llc (USDOT 3719706). License plate on its inspection records: CO DUZS74. 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
2014 UNPUBLISHE SMITHCO MANUFACTURING is the vehicle NHTSA’s VIN registry returns for 1S9SS4021EL476363. It is a trailer built by SMITHCO MANUFACTURING at the LE MARS, IOWA plant.
Roadside inspection & out-of-service record
This specific vehicle appears in 2 FMCSA roadside inspections between 2024-12-26 and 2026-01-28. Across those inspections it was never placed out of service. Its most recent inspection (2026-01-28) was in Colorado, a Level III — driver and paperwork only. 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: V & Z 33 Trucking Llc (USDOT 4234141) on 2024-12-26 — 1 inspection, none out of service; Mad Cow Transport Llc (USDOT 3719706) on 2026-01-28 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | SMITHCO MANUFACTURING |
| Model | SMITHCO MANUFACTURING |
| Model Year | 2014 |
| 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 | SMITHCO MANUFACTURING The legal manufacturer of record in NHTSA’s database. |
| Plant City | LE MARS Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | IOWA |
| Plant Country | UNITED STATES (USA) |
| 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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