VIN 4MNDP2529K1001323 — 2019 Better Built Trailers (BETTER BUI)
Recorded with Unlimited Underground Llc · USDOT 3280928
Vehicle identity
| VIN | 4MNDP2529K1001323 |
| Model year | 2019 |
| Make | Better Built Trailers (BETTER BUI) |
| Vehicle type | SEMI-TRAILER |
| License plate | AL 14A328E (Alabama) |
| Last inspected | 2025-07-31 |
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 |
|---|---|---|---|
| 2025-07-31 | 4MNDP2529K1001323 | AL 14A328E | UNLIMITED UNDERGROUND LLC · USDOT 3280928 |
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
Unlimited Underground Llc Active
- USDOT
- 3280928
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Calera, AL
- Power units
- 3
- Drivers
- 2
- Inspections (24 mo)
- 2
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 100%
Carrier recorded at the latest inspection in the available records (2025-07-31). 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
4MNDP2529K1001323 is a 2019 Better Built Trailers operated by Unlimited Underground Llc (USDOT 3280928). License plate on its inspection records: AL 14A328E. 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
2019 Better Built Trailers is the vehicle NHTSA’s VIN registry returns for 4MNDP2529K1001323. Powertrain: running on not applicable, paired with a not applicable transmission.
Roadside inspection & out-of-service record
This specific vehicle appears in 1 FMCSA roadside inspection (most recent activity 2025-07-31). Across those inspections it was never placed out of service. Its most recent inspection (2025-07-31) was in Alabama, 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 Unlimited Underground Llc (USDOT 3280928) on 2025-07-31 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | BETTER BUILT TRAILERS |
| Model Year | 2019 |
| Vehicle Type | TRAILER NHTSA’s top-level vehicle category derived from the VIN. |
| Manufacturer | BETTER BUILT TRAILERS The legal manufacturer of record in NHTSA’s database. |
| Plant City | DOUBLE SPRINGS Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | ALABAMA |
| 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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Related
Frequently Asked Questions
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