Equipment unit · VIN-decoded · NHTSA vPIC

2012 Polar Tank Trailer

1PMA25248C5010712 · Trailer · TRAILER
Carriers run under1
35 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJun 21, 2023
ND
Last seenMay 13, 2026
ND
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA25248C5010712
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2012
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
A2524

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1982 or 2012

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

North American serial sequence
010712

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 · 5 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 5 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
2012

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 21, 2023 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026NDI · Full4OOSFARMERS UNION OIL COMPANY 505281T510767/ND
Sep 22, 2025NDIII · Driver-only0FARMERS UNION OIL COMPANY 505281T510767/ND
May 15, 2025NDII · Walk-around0FARMERS UNION OIL COMPANY 505281T510767/ND
Jan 22, 2025NDIII · Driver-only0FARMERS UNION OIL COMPANY 505281T510767/ND
Nov 18, 2024NDIII · Driver-only0FARMERS UNION OIL COMPANY 505281T510767/ND
Mar 21, 2024NDII · Walk-around0FARMERS UNION OIL COMPANY 505281T510767/ND
Jun 21, 2023NDII · Walk-around0FARMERS UNION OIL COMPANY 505281T510767/ND
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FARMERS UNION OIL COMPANY505281Jun 21, 2023May 13, 20267ND
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.
T510767NDFARMERS UNION OIL COMPANYJun 21, 2023May 13, 20267
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026