Equipment unit · VIN-decoded · NHTSA vPIC

2023 Polar Tank Trailer

1PMKA4426P7120309 · Trailer · TRAILER
Carriers run under1
33 mo
Inspections7
all-time
OOS inspections1
of 7
First seenAug 24, 2023
TX
Last seenMay 12, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMKA4426P7120309
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
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
KA442

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
120309

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 · 387 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 387 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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
POLAR TANK TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Polar Tank Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

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 24, 2023 – May 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2026TXI · Full1PETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
Feb 9, 2026TXII · Walk-around0PETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
Feb 5, 2026TXII · Walk-around1OOSPETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
Jan 3, 2025TXI · Full0PETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
Aug 26, 2024TXI · Full0PETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
Feb 7, 2024TXI · Full0PETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
Aug 24, 2023TXII · Walk-around3PETROLEUM DISTRIBUTION TRANSPORTATION LLC 3689297212B122/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PETROLEUM DISTRIBUTION TRANSPORTATION LLC3689297Aug 24, 2023May 12, 20267TX
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.
212B122TXPETROLEUM DISTRIBUTION TRANSPORTATION LLCAug 24, 2023May 12, 20267
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026