Equipment unit · VIN-decoded · NHTSA vPIC

2015 Polar Tank Trailer

1PMC44224F1044363 · Trailer · TRAILER
Carriers run under1
30 mo
Inspections9
all-time
OOS inspections1
of 9
First seenSep 1, 2023
WI
Last seenMar 17, 2026
IL
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMC44224F1044363
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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
C4422

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1985 or 2015

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

North American serial sequence
044363

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 · 21 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 21 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
2015

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 · Sep 1, 2023 – Mar 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 17, 2026ILII · Walk-around0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Mar 10, 2026ILII · Walk-around1OOSKEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Nov 21, 2025OHII · Walk-around0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Oct 27, 2025MIII · Walk-around0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Nov 12, 2024USI · Full0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Oct 30, 2024MIII · Walk-around0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Mar 29, 2024IAI · Full3KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Feb 5, 2024WIII · Walk-around0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
Sep 1, 2023WIII · Walk-around0KEMIRA WATER SOLUTIONS INC 2769721SP768HPW/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KEMIRA WATER SOLUTIONS INC2769721Sep 1, 2023Mar 17, 20269IN
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.
SP768HPWINKEMIRA WATER SOLUTIONS INCSep 1, 2023Mar 17, 20269
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026