Equipment unit · VIN-decoded · NHTSA vPIC

2021 Wilson

1W1K44320M7722105 · Trailer · TRAILER
Carriers run under1
17 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 21, 2025
MN
Last seenAug 13, 2026
WI
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W1K44320M7722105
Make
Wilson
Model
Wilson
Model year
2021
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
K4432

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
722105

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 · 363 decoded VINs at 99.7% prefix purity.

Model
Wilson

Prefix basis · 363 decoded VINs at 99.7% 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
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 · Mar 21, 2025 – Aug 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 13, 2026WII · Full8OOSMICHAEL ANTHONY LAMPMAN 17196898384STX/MN
May 7, 2026SDI · Full8OOSMICHAEL ANTHONY LAMPMAN 1719689838STX/MN
Apr 10, 2026IAII · Walk-around2MICHAEL ANTHONY LAMPMAN 17196898384STX/MN
Jun 16, 2025SDIII · Driver-only1MICHAEL ANTHONY LAMPMAN 17196898384STX/MN
Apr 28, 2025OHII · Walk-around2MICHAEL ANTHONY LAMPMAN 17196898384STX/MN
Mar 21, 2025MNIII · Driver-only1MICHAEL ANTHONY LAMPMAN 17196898384STX/MN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MICHAEL ANTHONY LAMPMAN1719689Mar 21, 2025Aug 13, 20266MN
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.
8384STXMN2MICHAEL ANTHONY LAMPMANMar 21, 2025Aug 13, 20265
838STXMNMICHAEL ANTHONY LAMPMANMay 7, 2026May 7, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026