Equipment unit · VIN-decoded · NHTSA vPIC

1PMS34329Y1022293

Not yet decoded
Carriers run under2
27 mo
Inspections2
all-time
OOS inspections1
of 2
First seenJul 21, 2023
US
Last seenOct 8, 2025
MI
Inspected under 2 different carriers in 27 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
S3432

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2000 or 2030

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

North American serial sequence
022293

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 · 526 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 526 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 · Jul 21, 2023 – Oct 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 8, 2025MII · Full2OOSGORSKI BULK TRANSPORT INC 163105Z5936K/ON
Jul 21, 2023USII · Walk-around4EXPRESS TRES FRONTERAS SA DE CV 557870J5131V/ON
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GORSKI BULK TRANSPORT INC163105Oct 8, 2025Oct 8, 20251ON
EXPRESS TRES FRONTERAS SA DE CV557870Jul 21, 2023Jul 21, 20231CI
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.
Z5936KONGORSKI BULK TRANSPORT INCOct 8, 2025Oct 8, 20251
J5131VONEXPRESS TRES FRONTERAS SA DE CVJul 21, 2023Jul 21, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC