Equipment unit · VIN-decoded · NHTSA vPIC

1993 Polar Tank Trailer

1PMS34226P1012529 · Trailer · TRAILER
Carriers run under1
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenDec 17, 2024
MO
Last seenJun 16, 2026
IN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMS34226P1012529
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
1993
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
S3422

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
012529

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 · 246 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 246 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
1993

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 · Dec 17, 2024 – Jun 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 16, 2026INIII · Driver-only1SUPERIOR TRANSPORTATION LOGISTICS LLC 952829SP756HMC/IN
Jun 16, 2026INIII · Driver-only1SUPERIOR TRANSPORTATION LOGISTICS LLC 952829SP756HMC/IN
May 13, 2026ILI · Full0SUPERIOR TRANSPORTATION LOGISTICS LLC 952829SP756HMC/IN
Dec 17, 2024MOII · Walk-around0SUPERIOR TRANSPORTATION LOGISTICS LLC 952829SP756HMC/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUPERIOR TRANSPORTATION LOGISTICS LLC952829Dec 17, 2024Jun 16, 20264IN
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.
SP756HMCIN2SUPERIOR TRANSPORTATION LOGISTICS LLCDec 17, 2024Jun 16, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026