Equipment unit · VIN-decoded · NHTSA vPIC

2023 Wilson

1W1K54821P6633398 · Trailer · TRAILER
Carriers run under1
29 mo
Inspections12
all-time
OOS inspections1
of 12
First seenMar 4, 2024
CA
Last seenAug 24, 2026
OR
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W1K54821P6633398
Make
Wilson
Model
Wilson
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
K5482

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1993 or 2023

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

North American serial sequence
633398

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 · 306 decoded VINs at 100.0% prefix purity.

Model
Wilson

Prefix basis · 306 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
2023

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 4, 2024 – Aug 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 24, 2026ORII · Walk-around3ARNOLD J THOMAS & SON INC 61163HV75184/OR
Jan 26, 2026UTI · Full0ARNOLD J THOMAS & SON INC 61163HV75184/OR
Dec 22, 2025CAII · Walk-around0ARNOLD J THOMAS & SON INC 61163HV75184/OR
Sep 13, 2025OKIII · Driver-only0ARNOLD J THOMAS & SON INC 61163HV75184/OR
Jul 17, 2025CAI · Full0ARNOLD J THOMAS & SON INC 61163HV75184/OR
Apr 25, 2025CAI · Full0ARNOLD J THOMAS & SON INC 61163HV75184/OR
Jan 27, 2025CAI · Full0ARNOLD J THOMAS & SON INC 61163HV75184/OR
Dec 3, 2024CAIII · Driver-only1ARNOLD J THOMAS & SON INC 61163HV75184/OR
Jun 20, 2024UTI · Full1ARNOLD J THOMAS & SON INC 61163HV75184/OR
Apr 16, 2024CAI · Full1OOSARNOLD J THOMAS & SON INC 61163HV75184/OR
Mar 24, 2024WAIII · Driver-only2ARNOLD J THOMAS & SON INC 61163HV75184/OR
Mar 4, 2024CAII · Walk-around0ARNOLD J THOMAS & SON INC 61163HV75184/OR
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARNOLD J THOMAS & SON INC61163Mar 4, 2024Aug 24, 202612OR
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.
HV75184OR2ARNOLD J THOMAS & SON INCMar 4, 2024Aug 24, 202612
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026