VIN 4U3B04823LL019494 — 2020 Peterbilt (PETE) X-L SPECIALIZED TRAILERS INC
Recorded with Unimark Lowboy Transportation Llc · USDOT 1604546
Vehicle identity
| VIN | 4U3B04823LL019494 |
| Model year | 2020 |
| Make | Peterbilt (PETE) |
| Model | X-L SPECIALIZED TRAILERS INC |
| Vehicle type | SEMI-TRAILER |
| License plate | OH TTQ6040 (Ohio) |
| Inspection window | 2024-11-27 to 2026-01-05 |
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 |
|---|---|---|---|
| 2026-01-05 | 4U3B04823LL019494 | OH TTQ6040 | UNIMARK LOWBOY TRANSPORTATION LLC · USDOT 1604546 |
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
Unimark Lowboy Transportation Llc Active
- USDOT
- 1604546
- MC
- 593409
- Status
- Active
- Type
- Motor Carrier
- Based in
- Pleasant Prairie, WI
- Power units
- 154
- Drivers
- 163
- Inspections (24 mo)
- 110
- Crashes (24 mo)
- 12
- Vehicle OOS rate
- 23.4%
Carrier recorded at the latest inspection in the available records (2026-01-05). 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
4U3B04823LL019494 is a 2020 Peterbilt X-L SPECIALIZED TRAILERS INC operated by Unimark Lowboy Transportation Llc (USDOT 1604546). License plate on its inspection records: OH TTQ6040. 3 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 Peterbilt X-L SPECIALIZED TRAILERS INC is the vehicle NHTSA’s VIN registry returns for 4U3B04823LL019494. It is a trailer built by BULL MOOSE HEAVY HAUL, INC at the MANCHESTER, IOWA plant.
Roadside inspection & out-of-service record
This specific vehicle appears in 3 FMCSA roadside inspections between 2024-11-27 and 2026-01-05. Across those inspections it was never placed out of service. Its most recent inspection (2026-01-05) was in Connecticut, 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 Unimark Lowboy Transportation Llc (USDOT 1604546) from 2024-11-27 to 2026-01-05 — 3 inspections, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | X-L SPECIALIZED TRAILERS INC |
| Model | X-L SPECIALIZED 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 | BULL MOOSE HEAVY HAUL, INC The legal manufacturer of record in NHTSA’s database. |
| Plant City | MANCHESTER 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 & inspection history
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Frequently Asked Questions
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