Equipment unit · VIN-decoded · NHTSA vPIC

2015 Wilson Trailer Co.

4WW5532A5F6623987 · TRAILER
Carriers run under3
35 mo
Inspections10
all-time
OOS inspections1
of 10
First seenJul 5, 2023
MS
Last seenJun 5, 2026
TX
Inspected under 3 different carriers in 35 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
4WW5532A5F6623987
Make
Wilson Trailer Co.
Model
Not decoded
Model year
2015
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
4WW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5532A

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1985 or 2015

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

North American serial sequence
623987

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
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON TRAILER CO.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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 · Jul 5, 2023 – Jun 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 5, 2026TXII · Walk-around6EMPIRE HAULING LLC 372079725426PT/NV
Jun 5, 2026TXII · Walk-around6EMPIRE HAULING LLC 372079725426PT/NV
May 22, 2026MTIII · Driver-only1EMPIRE HAULING LLC 372079725426PT/NV
Jan 27, 2026NMII · Walk-around2OOSEMPIRE HAULING LLC 372079725426PT/NV
Sep 11, 2025CAI · Full0STALLION TRUCKING LLC 36919504NN9958/CA
Aug 5, 2025CAIII · Driver-only2STALLION TRUCKING LLC 36919504NN9958/CA
May 20, 2025WIII · Walk-around1STALLION TRUCKING LLC 36919504NN9958/WA
Feb 16, 2024IAIII · Driver-only1NATIONAL FLATBED LLC 22458544NN9958/CA
Dec 2, 2023ALIII · Driver-only1NATIONAL FLATBED LLC 22458544NN9958/CA
Jul 5, 2023MSII · Walk-around0NATIONAL FLATBED LLC 22458544NN9958/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
EMPIRE HAULING LLC3720797Jan 27, 2026Jun 5, 20264NV
STALLION TRUCKING LLC3691950May 20, 2025Sep 11, 20253WA
NATIONAL FLATBED LLC2245854Jul 5, 2023Feb 16, 20243VA
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.
25426PTNV2EMPIRE HAULING LLCJan 27, 2026Jun 5, 20264
4NN9958CASTALLION TRUCKING LLCAug 5, 2025Sep 11, 20252
4NN9958WASTALLION TRUCKING LLCMay 20, 2025May 20, 20251
4NN9958CANATIONAL FLATBED LLCJul 5, 2023Feb 16, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026