Equipment unit · VIN-decoded · NHTSA vPIC

2022 Wilson

1W1K44028N7725436 · Trailer · TRAILER
Carriers run under1
23 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJul 11, 2023
MN
Last seenJun 12, 2025
MN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W1K44028N7725436
Make
Wilson
Model
Wilson
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
K4402

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1992 or 2022

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

North American serial sequence
725436

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 · 32 decoded VINs at 100.0% prefix purity.

Model
Wilson

Prefix basis · 32 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
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON

Observed directly for this VIN via NHTSA vPIC.

Observed model
Wilson

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

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 · Jul 11, 2023 – Jun 12, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 12, 2025MNI · Full7OOSJAMES FREDERICKS 1043331STC5071/MN
Sep 5, 2024MNIII · Driver-only2JAMES FREDERICKS 1043331STC5071/MN
Feb 21, 2024INI · Full3OOSJAMES FREDERICKS 10433312485STZ/MN
Sep 22, 2023MNIII · Driver-only2JAMES FREDERICKS 10433312485STZ/MN
Jul 11, 2023MNIII · Driver-only1JAMES FREDERICKS 10433312485STZ/MN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JAMES FREDERICKS1043331Jul 11, 2023Jun 12, 20255MN
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.
STC5071MNJAMES FREDERICKSSep 5, 2024Jun 12, 20252
2485STZMNJAMES FREDERICKSJul 11, 2023Feb 21, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026