Equipment unit · VIN-decoded · NHTSA vPIC

2019 Polar Tank Trailer

3H6S34323K7049718 · TRAILER
Carriers run under1
36 mo
Inspections7
all-time
OOS inspections2
of 7
First seenJul 6, 2023
KY
Last seenJul 14, 2026
KY
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3H6S34323K7049718
Make
Polar Tank Trailer
Model
Not decoded
Model year
2019
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 16, 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
3H6

Deterministic · VIN positions 1–3.

Vehicle descriptor section
S3432

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1989 or 2019

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

North American serial sequence
049718

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 · 10 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 10 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
2019

Observed directly for this VIN via NHTSA vPIC.

Observed make
POLAR TANK TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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 · Jul 6, 2023 – Jul 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 14, 2026KYI · Full4OOSMCKAN TRUCKING LLC 2988553PT647S9/PA
Jun 10, 2026KYII · Walk-around1MCKAN TRUCKING LLC 2988553PT647S9/PA
Jan 2, 2026OHII · Walk-around1MCKAN TRUCKING LLC 2988553PT677S9/PA
Oct 27, 2025KYIII · Driver-only2MCKAN TRUCKING LLC 2988553PT647S9/PA
Oct 26, 2025KYIII · Driver-only3MCKAN TRUCKING LLC 2988553PT647S9/PA
Oct 18, 2023INIII · Driver-only1MCKAN TRUCKING LLC 2988553PT647S9/PA
Jul 6, 2023KYII · Walk-around2OOSMCKAN TRUCKING LLC 2988553PT647S9/PA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MCKAN TRUCKING LLC2988553Jul 6, 2023Jul 14, 20267PA
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.
PT647S9PA2MCKAN TRUCKING LLCJul 6, 2023Jul 14, 20266
PT677S9PAMCKAN TRUCKING LLCJan 2, 2026Jan 2, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 16, 2026