Equipment unit · VIN-decoded · NHTSA vPIC

4WW4412AXH7713541

Not yet decoded
Carriers run under2
33 mo
Inspections3
all-time
OOS inspections0
of 3
First seenOct 19, 2023
IL
Last seenJul 29, 2026
IL
Inspected under 2 different carriers in 33 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
4WW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
4412A

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1987 or 2017

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

North American serial sequence
713541

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 TRAILER CO.

Prefix basis · 49 decoded VINs at 100.0% prefix purity.

Model
Wilson Trailer Co.

Prefix basis · 49 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 · Oct 19, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026ILIII · Driver-only0SCHOFF FARM SERVICE INC 442616999951ST/IL
Feb 10, 2025MIII · Walk-around1SCHOFF FARM SERVICE INC 442616999951ST/IL
Oct 19, 2023ILIII · Driver-only0LARRY HUBBARD 1187338603237ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SCHOFF FARM SERVICE INC442616Feb 10, 2025Jul 29, 20262IL
LARRY HUBBARD1187338Oct 19, 2023Oct 19, 20231IL
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.
999951STIL2SCHOFF FARM SERVICE INCFeb 10, 2025Jul 29, 20262
603237STILLARRY HUBBARDOct 19, 2023Oct 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC