Equipment unit · VIN-decoded · NHTSA vPIC

2011 Wilson Trailer Co.

1W1UJSWJ0BD539570 · Trailer · TRAILER
Carriers run under5
26 mo
Inspections6
all-time
OOS inspections3
of 6
First seenApr 5, 2024
TN
Last seenJun 29, 2026
IA
Inspected under 5 different carriers in 26 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W1UJSWJ0BD539570
Make
Wilson Trailer Co.
Model
Wilson Trailer Co.
Model year
2011
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1W1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
UJSWJ

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1981 or 2011

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
539570

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2011

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON TRAILER CO.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Wilson Trailer Co.

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Apr 5, 2024 – Jun 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 29, 2026IAIII · Driver-only3BLACK FLAG LIVESTOCK LLC 4454346294753/NE
Sep 4, 2025DEII · Walk-around3OOSWZ WELDING LLC 4134089294753/NE
Jun 15, 2025MDII · Walk-around1HELLBUSCH TRUCK & FARM LLC 2374255294753/NE
Jan 15, 2025COIII · Driver-only3OOSPEDRO A LOPEZ & KEVIN M LOPEZ 1245674294753/NE
May 29, 2024IAIII · Driver-only1T W HARRIS JR LLC 3908928294753/NE
Apr 5, 2024TNIII · Driver-only3OOST W HARRIS JR LLC 3908928294753/NE
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BLACK FLAG LIVESTOCK LLC4454346Jun 29, 2026Jun 29, 20261MT
WZ WELDING LLC4134089Sep 4, 2025Sep 4, 20251NE
HELLBUSCH TRUCK & FARM LLC2374255Jun 15, 2025Jun 15, 20251NE
PEDRO A LOPEZ & KEVIN M LOPEZ1245674Jan 15, 2025Jan 15, 20251TX
T W HARRIS JR LLC3908928Apr 5, 2024May 29, 20242TN
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
294753NE2BLACK FLAG LIVESTOCK LLCJun 29, 2026Jun 29, 20261
294753NEWZ WELDING LLCSep 4, 2025Sep 4, 20251
294753NEHELLBUSCH TRUCK & FARM LLCJun 15, 2025Jun 15, 20251
294753NEPEDRO A LOPEZ & KEVIN M LOPEZJan 15, 2025Jan 15, 20251
294753NET W HARRIS JR LLCApr 5, 2024May 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026