Equipment unit · VIN-decoded · NHTSA vPIC

1998 Polar Tank Trailer

1PMA24322W5001516 · Trailer · TRAILER
Carriers run under2
32 mo
Inspections10
all-time
OOS inspections1
of 10
First seenAug 12, 2023
IL
Last seenApr 7, 2026
LA
Inspected under 2 different carriers in 32 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
1PMA24322W5001516
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
1998
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 23, 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
A2432

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1998 or 2028

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

North American serial sequence
001516

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 · 237 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 237 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
1998

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 · Aug 12, 2023 – Apr 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 7, 2026LAII · Walk-around1OOSR L C TRUCKING LLC 1964323J361027/LA
Apr 28, 2025ILII · Walk-around0KAG ENERGY LLC 469756PD53852/IN
Dec 20, 2024WII · Full0KAG ENERGY LLC 469756PD53852/IN
Nov 12, 2024WIII · Walk-around0KAG ENERGY LLC 469756PD53852/IN
Mar 5, 2024WIII · Walk-around0KAG ENERGY LLC 469756PD53852/IN
Feb 22, 2024WIII · Walk-around0KAG ENERGY LLC 469756662589/WI
Feb 18, 2024ILII · Walk-around0KAG ENERGY LLC 469756662589/WI
Oct 9, 2023WIII · Walk-around0KAG ENERGY LLC 469756662589/WI
Sep 26, 2023ILII · Walk-around0KAG ENERGY LLC 469756662589/WI
Aug 12, 2023ILII · Walk-around0KAG ENERGY LLC 469756662589/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
R L C TRUCKING LLC1964323Apr 7, 2026Apr 7, 20261LA
KAG ENERGY LLC469756Aug 12, 2023Apr 28, 20259OH
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.
J361027LAR L C TRUCKING LLCApr 7, 2026Apr 7, 20261
PD53852IN2KAG ENERGY LLCMar 5, 2024Apr 28, 20254
662589WI2KAG ENERGY LLCAug 12, 2023Feb 22, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026