Equipment unit · VIN-decoded · NHTSA vPIC

1PMA3442181032312

Not yet decoded
Carriers run under2
29 mo
Inspections2
all-time
OOS inspections0
of 2
First seenAug 1, 2023
KS
Last seenJan 6, 2026
OH
Inspected under 2 different carriers in 29 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
1PM

Deterministic · VIN positions 1–3.

Vehicle descriptor section
A3442

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2008 or 2038

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

North American serial sequence
032312

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
POLAR TANK TRAILER

Prefix basis · 87 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 87 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 1, 2023 – Jan 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 6, 2026OHII · Walk-around0WILLIS ENERGY TRANSFER 3041958959359ST/IL
Aug 1, 2023KSII · Walk-around0BULK TRANSPORT COMPANY EAST INC 172096PA80786/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WILLIS ENERGY TRANSFER3041958Jan 6, 2026Jan 6, 20261IL
BULK TRANSPORT COMPANY EAST INC172096Aug 1, 2023Aug 1, 20231MO
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.
959359STILWILLIS ENERGY TRANSFERJan 6, 2026Jan 6, 20261
PA80786IN2BULK TRANSPORT COMPANY EAST INCAug 1, 2023Aug 1, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC