Equipment unit · VIN-decoded · NHTSA vPIC

2017 Wilson Trailer Co.

4WW5482A6H6625556 · TRAILER
Carriers run under3
32 mo
Inspections7
all-time
OOS inspections5
of 7
First seenSep 5, 2023
MO
Last seenMay 6, 2026
CA
Inspected under 3 different carriers in 32 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
4WW5482A6H6625556
Make
Wilson Trailer Co.
Model
Not decoded
Model year
2017
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 3, 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
5482A

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1987 or 2017

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

North American serial sequence
625556

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
2017

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 · Sep 5, 2023 – May 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 6, 2026CAI · Full0MAYKER A AYALA JR 37431754WZ6624/CA
Jan 13, 2025ORI · Full10OOSALBERTINO ZAGAL 36800254PY2385/CA
Sep 25, 2024ORIII · Driver-only2OOSJAIME TORRES 12808784PY2385/CA
Jun 14, 2024CAI · Full5OOSJAIME TORRES 12808784PY2385/CA
Jun 11, 2024ORIII · Driver-only3JAIME TORRES 12808784PY2385/CA
May 14, 2024CAI · Full4OOSJAIME TORRES 12808784PY2385/CA
Sep 5, 2023MOIII · Driver-only3OOSALBERTINO ZAGAL 36800254PY2385/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MAYKER A AYALA JR3743175May 6, 2026May 6, 20261CA
ALBERTINO ZAGAL3680025Sep 5, 2023Jan 13, 20252CA
JAIME TORRES1280878May 14, 2024Sep 25, 20244CA
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.
4WZ6624CAMAYKER A AYALA JRMay 6, 2026May 6, 20261
4PY2385CAALBERTINO ZAGALSep 5, 2023Jan 13, 20252
4PY2385CAJAIME TORRESMay 14, 2024Sep 25, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 3, 2026