Equipment unit · VIN-decoded · NHTSA vPIC

2015 Wilson Trailer Co.

4WW5482A5F6623830 · TRAILER
Carriers run under2
38 mo
Inspections16
all-time
OOS inspections4
of 16
First seenAug 9, 2023
CA
Last seenOct 8, 2026
CA
Inspected under 2 different carriers in 38 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
4WW5482A5F6623830
Make
Wilson Trailer Co.
Model
Not decoded
Model year
2015
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Oct 7, 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
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
623830

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 · Aug 9, 2023 – Oct 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 8, 2026CAII · Walk-around1—A MERCADO INC 31647144NR4715/CA
Sep 15, 2026CAI · Full2—A MERCADO INC 31647144NR4715/CA
Mar 16, 2026CAI · Full0—A MERCADO INC 31647144NR4715/CA
Mar 9, 2026CAI · Full1—A MERCADO INC 31647144NR4715/CA
Oct 24, 2025CAII · Walk-around4OOSA MERCADO INC 31647144NR4715/CA
Oct 15, 2025CAI · Full1—A MERCADO INC 31647144NR4715/CA
Jun 17, 2025CAI · Full0—A MERCADO INC 31647144NR4715/CA
Mar 27, 2025CAI · Full0—A MERCADO INC 31647144NR4715/CA
Sep 19, 2024CAII · Walk-around1OOSA MERCADO INC 31647144NR4715/CA
Aug 13, 2024CAI · Full0—A MERCADO INC 31647144NR4715/CA
May 29, 2024CAI · Full0—A MERCADO INC 31647144NR4715/CA
Apr 5, 2024CAII · Walk-around2OOSA MERCADO INC 31647144NR4715/CA
Feb 27, 2024NVII · Walk-around0—BUILDERSMAX INC 34129404NR4715/CA
Dec 20, 2023CAIII · Driver-only0—A MERCADO INC 31647144NR4715/CA
Oct 31, 2023CAIII · Driver-only1OOSA MERCADO INC 31647144NR4715/CA
Aug 9, 2023CAIII · Driver-only0—A MERCADO INC 31647144NR4715/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
A MERCADO INC3164714Aug 9, 2023Oct 8, 202615CA
BUILDERSMAX INC3412940Feb 27, 2024Feb 27, 20241CA
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.
4NR4715CA2A MERCADO INCAug 9, 2023 → Oct 8, 202615
4NR4715CA—BUILDERSMAX INCFeb 27, 2024 → Feb 27, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Oct 7, 2026