Equipment unit · VIN-decoded · NHTSA vPIC

1PMS34320E1042072

Not yet decoded
Carriers run under2
36 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJul 28, 2023
KY
Last seenJul 22, 2026
CA
Inspected under 2 different carriers in 36 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1984 or 2014

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

North American serial sequence
042072

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 28, 2023 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026CAIII · Driver-only1TRIMAC TRANSPORTATION SERVICES WESTERN INC 2563085416LD/OK
Jul 28, 2023KYIII · Driver-only0TRIMAC TRANSPORTATION INC 364315416LD/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRIMAC TRANSPORTATION SERVICES WESTERN INC256308Jul 22, 2026Jul 22, 20261TX
TRIMAC TRANSPORTATION INC36431Jul 28, 2023Jul 28, 20231TX
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.
5416LDOK2TRIMAC TRANSPORTATION SERVICES WESTERN INCJul 22, 2026Jul 22, 20261
5416LDOKTRIMAC TRANSPORTATION INCJul 28, 2023Jul 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC