Equipment unit · VIN-decoded · NHTSA vPIC

2015 Polar Tank Trailer

1PMA24426F5014333 · Trailer · TRAILER
Carriers run under1
20 mo
Inspections9
all-time
OOS inspections1
of 9
First seenJun 25, 2024
CA
Last seenFeb 17, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA24426F5014333
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
A2442

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
014333

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 · 1,078 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 1,078 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 · Jun 25, 2024 – Feb 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 17, 2026CAII · Walk-around0WFI TRANSPORTATION INC 34765814NP9990/CA
Nov 29, 2025CAIII · Driver-only0WFI TRANSPORTATION INC 34765814NP9990/CA
Aug 24, 2025CAII · Walk-around0WFI TRANSPORTATION INC 34765814NP9990/CA
Jul 8, 2025CAII · Walk-around0WFI TRANSPORTATION INC 34765814NP9990/CA
May 18, 2025CAII · Walk-around0WFI TRANSPORTATION INC 34765814NP9990/CA
May 5, 2025CAI · Full0WFI TRANSPORTATION INC 34765814NP9990/CA
Jan 28, 2025CAV · Vehicle-only3OOSWFI TRANSPORTATION INC 34765814NP9990/CA
Jun 29, 2024CAI · Full0WFI TRANSPORTATION INC 34765814NP99890/CA
Jun 25, 2024CAI · Full1WFI TRANSPORTATION INC 34765814NP9990/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WFI TRANSPORTATION INC3476581Jun 25, 2024Feb 17, 20269CA
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.
4NP9990CAWFI TRANSPORTATION INCJun 25, 2024Feb 17, 20268
4NP99890CAWFI TRANSPORTATION INCJun 29, 2024Jun 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026