Equipment unit · VIN-decoded · NHTSA vPIC

1992 Polar Tank Trailer

1PMS34225N1012048 · Trailer · TRAILER
Carriers run under3
14 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJul 2, 2024
US
Last seenSep 2, 2025
MI
Inspected under 3 different carriers in 14 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMS34225N1012048
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
1992
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1992 or 2022

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

North American serial sequence
012048

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
1992

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 · Jul 2, 2024 – Sep 2, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 2, 2025MIII · Walk-around0GORSKI BULK TRANSPORT INC 163105T1479D/ON
Oct 16, 2024USII · Walk-around2TRANSPORTES SAL-AVE SA DE CV 610377T1479D/ON
Jul 2, 2024USII · Walk-around4ANABEL MARQUEZ RAMIREZ 2967875T1479D/ON
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GORSKI BULK TRANSPORT INC163105Sep 2, 2025Sep 2, 20251ON
TRANSPORTES SAL-AVE SA DE CV610377Oct 16, 2024Oct 16, 20241TA
ANABEL MARQUEZ RAMIREZ2967875Jul 2, 2024Jul 2, 20241TA
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.
T1479DONGORSKI BULK TRANSPORT INCSep 2, 2025Sep 2, 20251
T1479DONTRANSPORTES SAL-AVE SA DE CVOct 16, 2024Oct 16, 20241
T1479DONANABEL MARQUEZ RAMIREZJul 2, 2024Jul 2, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026