Equipment unit · VIN-decoded · NHTSA vPIC

1J9GF4029PJ143317

Not yet decoded
Carriers run under2
28 mo
Inspections2
all-time
OOS inspections1
of 2
First seenSep 28, 2023
MO
Last seenJan 18, 2026
OK
Inspected under 2 different carriers in 28 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
1J9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GF402

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
143317

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
KERR-BILT

Prefix basis · 105 decoded VINs at 100.0% prefix purity.

Model
KERR-BILT TRAILERS

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 · Sep 28, 2023 – Jan 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 18, 2026OKII · Walk-around0ALLEN MILLER 4260215DM4254/OK
Sep 28, 2023MOI · Full2OOSJOHN COX LLC 23499220076P4/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALLEN MILLER4260215Jan 18, 2026Jan 18, 20261OK
JOHN COX LLC2349922Sep 28, 2023Sep 28, 20231OK
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.
DM4254OKALLEN MILLERJan 18, 2026Jan 18, 20261
0076P4OKJOHN COX LLCSep 28, 2023Sep 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC