VIN 5MAMN5329KW048571 — 2019 Mac Trailer Manufacturing (MAC) MAC TRAILER MANUFACTURING
Recorded with Midwest Fiber Inc · USDOT 3024240
Vehicle identity
| VIN | 5MAMN5329KW048571 |
| Model year | 2019 |
| Make | Mac Trailer Manufacturing (MAC) |
| Model | MAC TRAILER MANUFACTURING |
| Vehicle type | SEMI-TRAILER |
| License plates | IL K (Illinois) IL 632101ST (Illinois) |
| Inspection window | 2025-05-19 to 2026-05-13 |
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 |
|---|---|---|---|
| 2026-05-13 | 5MAMN5329KW048571 | IL K | MIDWEST FIBER INC · USDOT 3024240 |
| 2025-05-19 | 5MAMN5329KW048571 | IL 632101ST | HAYDAY TRUCKING LLC · USDOT 4332962 |
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
Midwest Fiber Inc Active
- USDOT
- 3024240
- MC
- —
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- Normal, IL
- Power units
- 20
- Drivers
- 21
- Inspections (24 mo)
- 6
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 0%
Carrier recorded at the latest inspection in the available records (2026-05-13). 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
5MAMN5329KW048571 is a 2019 Mac Trailer Manufacturing operated by Midwest Fiber Inc (USDOT 3024240). License plates on its inspection records: IL K, IL 632101ST. 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
2019 Mac Trailer Manufacturing is the vehicle NHTSA’s VIN registry returns for 5MAMN5329KW048571. It is a trailer built by MAC TRAILER MFG, INC. at the ALLIANCE plant.
Roadside inspection & out-of-service record
This specific vehicle appears in 2 FMCSA roadside inspections between 2025-05-19 and 2026-05-13. Across those inspections it was never placed out of service. Its most recent inspection (2026-05-13) was in Illinois, 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: Hayday Trucking Llc (USDOT 4332962) on 2025-05-19 — 1 inspection, none out of service; Midwest Fiber Inc (USDOT 3024240) on 2026-05-13 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | MAC TRAILER MANUFACTURING |
| Model | MAC TRAILER MANUFACTURING |
| Model Year | 2019 |
| 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 | MAC TRAILER MFG, INC. The legal manufacturer of record in NHTSA’s database. |
| Plant City | ALLIANCE Where the chassis was assembled — useful for verifying the VIN against the build record. |
| 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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Frequently Asked Questions
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