Equipment unit · VIN-decoded · NHTSA vPIC

2001 Polar Tank Trailer

1PMA1432111024479 · Trailer · TRAILER
Carriers run under5
31 mo
Inspections8
all-time
OOS inspections3
of 8
First seenOct 8, 2023
IA
Last seenMay 25, 2026
IA
Inspected under 5 different carriers in 31 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
1PMA1432111024479
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2001
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
A1432

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2001 or 2031

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

North American serial sequence
024479

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 · 96 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 96 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
2001

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 8, 2023 – May 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 25, 2026IAII · Walk-around4LADNZ TRUCKING LLC 3593961KV4738/IA
Apr 9, 2026IAIII · Driver-only0LADNZ TRUCKING LLC 3593961KV4738/IA
Nov 12, 2024MOII · Walk-around3OOSARROYO TRANSPORT LLC 3493525KV4738/IA
Oct 19, 2024IAII · Walk-around5OOSARROYO TRANSPORT LLC 3493525KV4738/IA
Oct 19, 2024IAII · Walk-around5OOSARROYO TRANSPORT LLC 3493525KV4738/IA
May 28, 2024IAII · Walk-around2JARED KOPPEN 3257077KV4738/IA
Jan 4, 2024IAII · Walk-around1MYNESOL TRUCKING LLC 3453368HB1297/IA
Oct 8, 2023IAIII · Driver-only1ZARAGOZA TRUCKING LLC 4049180HB1297/IA
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LADNZ TRUCKING LLC3593961Apr 9, 2026May 25, 20262IA
ARROYO TRANSPORT LLC3493525Oct 19, 2024Nov 12, 20243IA
JARED KOPPEN3257077May 28, 2024May 28, 20241IA
MYNESOL TRUCKING LLC3453368Jan 4, 2024Jan 4, 20241IA
ZARAGOZA TRUCKING LLC4049180Oct 8, 2023Oct 8, 20231IA
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.
KV4738IALADNZ TRUCKING LLCApr 9, 2026May 25, 20262
KV4738IAARROYO TRANSPORT LLCOct 19, 2024Nov 12, 20243
KV4738IAJARED KOPPENMay 28, 2024May 28, 20241
HB1297IAMYNESOL TRUCKING LLCJan 4, 2024Jan 4, 20241
HB1297IAZARAGOZA TRUCKING LLCOct 8, 2023Oct 8, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026