Equipment unit · VIN-decoded · NHTSA vPIC

2014 Polar Tank Trailer

1PMA25340E5012553 · Trailer · TRAILER
Carriers run under1
18 mo
Inspections6
all-time
OOS inspections0
of 6
First seenApr 23, 2024
SD
Last seenOct 17, 2025
SD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA25340E5012553
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2014
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 22, 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
A2534

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1984 or 2014

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

North American serial sequence
012553

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 · 22 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 22 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
2014

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 · Apr 23, 2024 – Oct 17, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 17, 2025SDII · Walk-around0LOCKEN OIL LLC 1891781U088482/SD
Sep 10, 2025MTII · Walk-around0LOCKEN OIL LLC 1891781U088482/SD
May 1, 2025MTI · Full0LOCKEN OIL LLC 1891781U088482/SD
Jan 16, 2025MTII · Walk-around0LOCKEN OIL LLC 1891781U088482/SD
Jun 14, 2024SDII · Walk-around0LOCKEN OIL LLC 1891781U088482/SD
Apr 23, 2024SDII · Walk-around0LOCKEN OIL LLC 1891781U088482/SD
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LOCKEN OIL LLC1891781Apr 23, 2024Oct 17, 20256SD
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.
U088482SDLOCKEN OIL LLCApr 23, 2024Oct 17, 20256
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026