Equipment unit · VIN-decoded · NHTSA vPIC

2007 Polar Tank Trailer

1PMA3442071030243 · Trailer · TRAILER
Carriers run under1
35 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJun 15, 2023
IL
Last seenMay 12, 2026
IL
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA3442071030243
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2007
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 7, 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
A3442

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2007 or 2037

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

North American serial sequence
030243

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.

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
2007

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 · Jun 15, 2023 – May 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2026ILI · Full1WILLIS ENERGY TRANSFER 3041958648504ST/IL
Jul 25, 2025INII · Walk-around2WILLIS ENERGY TRANSFER 3041958648504ST/IL
Jun 29, 2023ILII · Walk-around0WILLIS ENERGY TRANSFER 3041958648504ST/IL
Jun 15, 2023ILIII · Driver-only0WILLIS ENERGY TRANSFER 3041958648504ST/IL
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WILLIS ENERGY TRANSFER3041958Jun 15, 2023May 12, 20264IL
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.
648504STILWILLIS ENERGY TRANSFERJun 15, 2023May 12, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026