Equipment unit · VIN-decoded · NHTSA vPIC

1PMA44324B1037123

Not yet decoded
Carriers run under1
14 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJun 10, 2025
SC
Last seenAug 8, 2026
LA
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
A4432

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1981 or 2011

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

North American serial sequence
037123

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 · 24 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 24 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 · Jun 10, 2025 – Aug 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 8, 2026LAIII · Driver-only0REAGENT CHEMICAL & RESEARCH LLC 31816DJ6478/OK
Jun 10, 2025SCII · Walk-around0REAGENT CHEMICAL & RESEARCH LLC 31816DJ6478/OK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
REAGENT CHEMICAL & RESEARCH LLC31816Jun 10, 2025Aug 8, 20262NJ
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.
DJ6478OK2REAGENT CHEMICAL & RESEARCH LLCJun 10, 2025Aug 8, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC