Equipment unit · VIN-decoded · NHTSA vPIC

2013 Polar Tank Trailer

1PMS14322D1042580 · Trailer · TRAILER
Carriers run under3
24 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 6, 2024
CA
Last seenMar 21, 2026
CA
Inspected under 3 different carriers in 24 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
1PMS14322D1042580
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2013
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
S1432

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1983 or 2013

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

North American serial sequence
042580

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 · 71 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 71 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
2013

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 · Mar 6, 2024 – Mar 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 21, 2026CAII · Walk-around0WESTERN TANK LINES INC 2909026TJ922/ID
Dec 16, 2025CAII · Walk-around0WESTERN TANK LINES INC 2909026TJ922/ID
Aug 30, 2025CAI · Full0WESTERN TANK LINES INC 2909026TJ922/ID
May 7, 2025ORII · Walk-around1OOSLEONARD LEE STOUT 1211011TJ922/ID
Jun 19, 2024CAII · Walk-around3OOSCB FLORES TRANSPORT INC 3208011TJ922/ID
Mar 6, 2024CAII · Walk-around0CB FLORES TRANSPORT INC 3208011TJ922/ID
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN TANK LINES INC2909026Aug 30, 2025Mar 21, 20263ID
LEONARD LEE STOUT1211011May 7, 2025May 7, 20251ID
CB FLORES TRANSPORT INC3208011Mar 6, 2024Jun 19, 20242CA
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.
TJ922IDWESTERN TANK LINES INCAug 30, 2025Mar 21, 20263
TJ922IDLEONARD LEE STOUTMay 7, 2025May 7, 20251
TJ922IDCB FLORES TRANSPORT INCMar 6, 2024Jun 19, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026