Equipment unit · VIN-decoded · NHTSA vPIC

2022 Polar Tank Trailer

1PMKR5346N1109313 · Trailer · TRAILER
Carriers run under2
32 mo
Inspections3
all-time
OOS inspections2
of 3
First seenAug 29, 2023
WA
Last seenApr 13, 2026
WA
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
1PMKR5346N1109313
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
KR534

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1992 or 2022

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

North American serial sequence
109313

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
2022

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 · Aug 29, 2023 – Apr 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 13, 2026WAII · Walk-around5OOSTEODULO MONTEMAYOR 179384936591AG/WA
Apr 11, 2024WAII · Walk-around6OOSMONTEMAYOR TRANSPORT LLC 322438436591AG/WA
Aug 29, 2023WAIII · Driver-only1MONTEMAYOR TRANSPORT LLC 322438436591AG/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TEODULO MONTEMAYOR1793849Apr 13, 2026Apr 13, 20261WA
MONTEMAYOR TRANSPORT LLC3224384Aug 29, 2023Apr 11, 20242WA
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.
36591AGWATEODULO MONTEMAYORApr 13, 2026Apr 13, 20261
36591AGWAMONTEMAYOR TRANSPORT LLCAug 29, 2023Apr 11, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026