Equipment unit · VIN-decoded · NHTSA vPIC

2021 Wilson

1W16534A7M5559592 · TRAILER
Carriers run under3
37 mo
Inspections6
all-time
OOS inspections1
of 6
First seenSep 30, 2023
WY
Last seenOct 5, 2026
IA
Inspected under 3 different carriers in 37 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
1W16534A7M5559592
Make
Wilson
Model
Not decoded
Model year
2021
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 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
1W1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
6534A

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
559592

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 · 18 decoded VINs at 100.0% prefix purity.

Model
Wilson

Prefix basis · 18 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.

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 · Sep 30, 2023 – Oct 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 5, 2026IAII · Walk-around10OOSCOWCHOW EXPRESS LLC 2205125SC341/IA
Jul 21, 2026CAII · Walk-around2—COWCHOW EXPRESS LLC 2205125SC341/IA
Apr 10, 2026IAIII · Driver-only2—IKE HANSON TRUCKING LLC 4239356SC341/IA
Mar 12, 2026IAIII · Driver-only2—IKE HANSON TRUCKING LLC 4239356SC341/IA
Nov 10, 2023SDIII · Driver-only0—BIELENBERG LLC 3226531SC341/IA
Sep 30, 2023WYIII · Driver-only1—BIELENBERG LLC 3226531SC341/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COWCHOW EXPRESS LLC2205125Jul 21, 2026Oct 5, 20262IA
IKE HANSON TRUCKING LLC4239356Mar 12, 2026Apr 10, 20262IA
BIELENBERG LLC3226531Sep 30, 2023Nov 10, 20232IA
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.
SC341IA2COWCHOW EXPRESS LLCJul 21, 2026 → Oct 5, 20262
SC341IA—IKE HANSON TRUCKING LLCMar 12, 2026 → Apr 10, 20262
SC341IA—BIELENBERG LLCSep 30, 2023 → Nov 10, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 9, 2026