Equipment unit · VIN-decoded · NHTSA vPIC

2025 Polar Tank Trailer

1PMKR5023S1176126 · Trailer · TRAILER
Carriers run under2
17 mo
Inspections6
all-time
OOS inspections0
of 6
First seenFeb 14, 2025
MN
Last seenJul 23, 2026
KS
Inspected under 2 different carriers in 17 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
1PMKR5023S1176126
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 7, 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
KR502

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1995 or 2025

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

North American serial sequence
176126

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
2025

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 · Feb 14, 2025 – Jul 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2026KSII · Walk-around1WEIDENBACH LLC 3998140HUAKTUA/IA
Jul 14, 2026MNIII · Driver-only2WEIDENBACH LLC 3998140HAUKTUA/IA
Apr 8, 2026KSII · Walk-around2WEIDENBACH LLC 3998140HUAKTUA/IA
Sep 16, 2025AZII · Walk-around0MICHAEL FALES 3532049HUAKTUA/IA
Jul 12, 2025SDIII · Driver-only0MICHAEL FALES 3532049HUAKTUA/MN
Feb 14, 2025MNIII · Driver-only1MICHAEL FALES 3532049HUAKTUA/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WEIDENBACH LLC3998140Apr 8, 2026Jul 23, 20263WA
MICHAEL FALES3532049Feb 14, 2025Sep 16, 20253MN
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.
HUAKTUAIA2WEIDENBACH LLCApr 8, 2026Jul 23, 20262
HAUKTUAIA2WEIDENBACH LLCJul 14, 2026Jul 14, 20261
HUAKTUAIAMICHAEL FALESFeb 14, 2025Sep 16, 20252
HUAKTUAMNMICHAEL FALESJul 12, 2025Jul 12, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026