Equipment unit · VIN-decoded · NHTSA vPIC

2012 Polar Tank Trailer

1PMA34320C5010188 · Trailer · TRAILER
Carriers run under3
5 mo
Inspections5
all-time
OOS inspections3
of 5
First seenOct 10, 2025
TX
Last seenMar 23, 2026
TX
Inspected under 3 different carriers in 5 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
1PMA34320C5010188
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2012
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
A3432

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
010188

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 · 69 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 69 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 · Oct 10, 2025 – Mar 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 23, 2026TXII · Walk-around3OOSHC EXPEDITED LLC 417338998N670N/TX
Feb 16, 2026TXII · Walk-around6OOSLOZAR LOGISTICS LLC 363739928R595N/TX
Jan 5, 2026TXII · Walk-around3BLACK LIQUID CARRIERS LLC 353000921M494N/TX
Dec 2, 2025TXII · Walk-around2BLACK LIQUID CARRIERS LLC 353000921M494N/TX
Oct 10, 2025TXII · Walk-around5OOSBLACK LIQUID CARRIERS LLC 353000960S402N/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HC EXPEDITED LLC4173389Mar 23, 2026Mar 23, 20261TX
LOZAR LOGISTICS LLC3637399Feb 16, 2026Feb 16, 20261TX
BLACK LIQUID CARRIERS LLC3530009Oct 10, 2025Jan 5, 20263TX
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.
98N670NTXHC EXPEDITED LLCMar 23, 2026Mar 23, 20261
28R595NTXLOZAR LOGISTICS LLCFeb 16, 2026Feb 16, 20261
21M494NTXBLACK LIQUID CARRIERS LLCDec 2, 2025Jan 5, 20262
60S402NTXBLACK LIQUID CARRIERS LLCOct 10, 2025Oct 10, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026