VIN 4U3J06232FL014901 — 2015 SPECIALIZE X-L SPECIALIZED TRAILERS INC
Recorded with Flex Services Of Ntx Llc · USDOT 3446189
Vehicle identity
| VIN | 4U3J06232FL014901 |
| Model year | 2015 |
| Make | SPECIALIZE |
| Model | X-L SPECIALIZED TRAILERS INC |
| Vehicle type | SEMI-TRAILER |
| License plates | TX 281C734 (Texas) AZ 05137F (Arizona) |
| Inspection window | 2024-12-12 to 2026-07-02 |
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 |
|---|---|---|---|
| 2026-07-02 | 4U3J06232FL014901 | TX 281C734 | FLEX SERVICES OF NTX LLC · USDOT 3446189 |
| 2024-12-12 | 4U3J06232FL014901 | AZ 05137F | RANGO INC · USDOT 2366726 |
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
Flex Services Of Ntx Llc Active
- USDOT
- 3446189
- MC
- 1281467
- Status
- Active
- Type
- Motor Carrier
- Based in
- Decatur, TX
- Power units
- 15
- Drivers
- 24
- Inspections (24 mo)
- 7
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 20%
Carrier recorded at the latest inspection in the available records (2026-07-02). 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
4U3J06232FL014901 is a 2015 SPECIALIZE X-L SPECIALIZED TRAILERS INC operated by Flex Services Of Ntx Llc (USDOT 3446189). License plates on its inspection records: TX 281C734, AZ 05137F. 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
2015 SPECIALIZE X-L SPECIALIZED TRAILERS INC is the vehicle NHTSA’s VIN registry returns for 4U3J06232FL014901. 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 2 FMCSA roadside inspections between 2024-12-12 and 2026-07-02. Across those inspections it was never placed out of service. Its most recent inspection (2026-07-02) 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: Rango Inc (USDOT 2366726) on 2024-12-12 — 1 inspection, none out of service; Flex Services Of Ntx Llc (USDOT 3446189) on 2026-07-02 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | X-L SPECIALIZED TRAILERS INC |
| Model | X-L SPECIALIZED TRAILERS INC |
| Model Year | 2015 |
| 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 | 3 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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