Equipment unit · VIN-decoded · NHTSA vPIC

1W1RJF2K16D531835

Not yet decoded
Carriers run under2
13 mo
Inspections2
all-time
OOS inspections0
of 2
First seenAug 13, 2024
IL
Last seenSep 23, 2025
IL
Inspected under 2 different carriers in 13 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
RJF2K

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2006 or 2036

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

North American serial sequence
531835

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 · 5 decoded VINs at 100.0% prefix purity.

Model
Wilson Trailer Co.

Prefix basis · 5 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 · Aug 13, 2024 – Sep 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 23, 2025ILIII · Driver-only0LARRY ISAACS 2919724942591ST/IL
Aug 13, 2024ILIII · Driver-only0OAK HILL COURIER LLC 2779413942591ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LARRY ISAACS2919724Sep 23, 2025Sep 23, 20251IL
OAK HILL COURIER LLC2779413Aug 13, 2024Aug 13, 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.
942591STIL2LARRY ISAACSSep 23, 2025Sep 23, 20251
942591STILOAK HILL COURIER LLCAug 13, 2024Aug 13, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC