Equipment unit · VIN-decoded · NHTSA vPIC

2019 Polar Tank Trailer

1PMKM4322K1051543 · Trailer · TRAILER
Carriers run under2
1 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMay 30, 2024
MS
Last seenJun 26, 2024
US
Inspected under 2 different carriers in 1 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
1PMKM4322K1051543
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 29, 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
KM432

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1989 or 2019

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

North American serial sequence
051543

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2019

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · May 30, 2024 – Jun 26, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 26, 2024USI · Full1DEPENDABLE TANK LINE LLC 252728324A068B/AL
May 30, 2024MSI · Full0TOWN CREEK LAND & TIMBER LLC 280097724A068B/AL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DEPENDABLE TANK LINE LLC2527283Jun 26, 2024Jun 26, 20241AL
TOWN CREEK LAND & TIMBER LLC2800977May 30, 2024May 30, 20241AL
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.
24A068BALDEPENDABLE TANK LINE LLCJun 26, 2024Jun 26, 20241
24A068BALTOWN CREEK LAND & TIMBER LLCMay 30, 2024May 30, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 29, 2026