Equipment unit · VIN-decoded · NHTSA vPIC

1W1K44525S6635431

Not yet decoded
Carriers run under2
22 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMay 10, 2024
IN
Last seenMar 13, 2026
TX
Inspected under 2 different carriers in 22 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
1W1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
K4452

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1995 or 2025

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

North American serial sequence
635431

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 · 105 decoded VINs at 100.0% prefix purity.

Model
Wilson

Prefix basis · 105 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 · May 10, 2024 – Mar 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 13, 2026TXI · Full1INDEPENDENT FREIGHT OPERATORS GROUP LLC 4383149DH9174/OK
May 10, 2024INIII · Driver-only1PFI TRUCKING LLC 2482195DH9174/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
INDEPENDENT FREIGHT OPERATORS GROUP LLC4383149Mar 13, 2026Mar 13, 20261TX
PFI TRUCKING LLC2482195May 10, 2024May 10, 20241IN
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.
DH9174OKINDEPENDENT FREIGHT OPERATORS GROUP LLCMar 13, 2026Mar 13, 20261
DH9174OKPFI TRUCKING LLCMay 10, 2024May 10, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC