Equipment unit · VIN-decoded · NHTSA vPIC

2023 Wilson

1W1K44329P6633627 · Trailer · TRAILER
Carriers run under4
20 mo
Inspections5
all-time
OOS inspections1
of 5
First seenNov 26, 2024
NE
Last seenJul 30, 2026
IN
Inspected under 4 different carriers in 20 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
1W1K44329P6633627
Make
Wilson
Model
Wilson
Model year
2023
Body class
Trailer
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
K4432

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
633627

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.

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 · Nov 26, 2024 – Jul 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 30, 2026INIII · Driver-only4OOSDAVID E LAW 6659621006403ST/IL
Apr 29, 2026ILIII · Driver-only0—SCHAEFER TRANSPORT LLC 44875961006403ST/IL
May 8, 2025ILIII · Driver-only0—HERSHBERGER LIVESTOCK LLC 3100263862882ST/IL
Mar 7, 2025LAIII · Driver-only3—HERSHBERGER LIVESTOCK LLC 3100263862882ST/IL
Nov 26, 2024NEIII · Driver-only0—TKNG TRANSPORTATION INC 316493862882ST/IL
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DAVID E LAW665962Jul 30, 2026Jul 30, 20261IL
SCHAEFER TRANSPORT LLC4487596Apr 29, 2026Apr 29, 20261WI
HERSHBERGER LIVESTOCK LLC3100263Mar 7, 2025May 8, 20252SD
TKNG TRANSPORTATION INC316493Nov 26, 2024Nov 26, 20241IL
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.
1006403STIL2DAVID E LAWJul 30, 2026 → Jul 30, 20261
1006403STIL—SCHAEFER TRANSPORT LLCApr 29, 2026 → Apr 29, 20261
862882STIL—HERSHBERGER LIVESTOCK LLCMar 7, 2025 → May 8, 20252
862882STIL—TKNG TRANSPORTATION INCNov 26, 2024 → Nov 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 9, 2026