Equipment unit · VIN-decoded · NHTSA vPIC

2021 Wilson

1W16532A3M5559429 · TRAILER
Carriers run under2
6 mo
Inspections3
all-time
OOS inspections1
of 3
First seenMay 30, 2024
MT
Last seenNov 1, 2024
WI
Inspected under 2 different carriers in 6 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
1W16532A3M5559429
Make
Wilson
Model
Not decoded
Model year
2021
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
6532A

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1991 or 2021

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

North American serial sequence
559429

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.

Make
WILSON

Prefix basis · 258 decoded VINs at 100.0% prefix purity.

Model
Wilson

Prefix basis · 258 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · May 30, 2024 – Nov 1, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 1, 2024WIIII · Driver-only1RAY TRANSPORTATION LLC 3836901862234/WI
Sep 15, 2024ILIII · Driver-only1RAY TRANSPORTATION LLC 3836901800635/WI
May 30, 2024MTII · Walk-around3OOSROLLIN 7S TRANSPORT LLC 3990491800635/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RAY TRANSPORTATION LLC3836901Sep 15, 2024Nov 1, 20242WI
ROLLIN 7S TRANSPORT LLC3990491May 30, 2024May 30, 20241WI
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.
862234WIRAY TRANSPORTATION LLCNov 1, 2024Nov 1, 20241
800635WIRAY TRANSPORTATION LLCSep 15, 2024Sep 15, 20241
800635WIROLLIN 7S TRANSPORT LLCMay 30, 2024May 30, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026