Equipment unit · VIN-decoded · NHTSA vPIC

2026 Polar Tank Trailer

1PMKA5345T7178592 · Trailer · TRAILER
Carriers run under1
12 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJun 13, 2025
ND
Last seenJun 6, 2026
ND
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMKA5345T7178592
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2026
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
KA534

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1996 or 2026

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

North American serial sequence
178592

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 · 5 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 5 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
2026

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 · Jun 13, 2025 – Jun 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 6, 2026NDI · Full6OOSCENTRAL TRANSPORT LLC 1203047T932774/ND
Jun 6, 2026NDI · Full6OOSCENTRAL TRANSPORT LLC 1203047T932774/ND
Feb 18, 2026NDII · Walk-around1CENTRAL TRANSPORT LLC 1203047T932774/ND
Sep 12, 2025MTII · Walk-around0CENTRAL TRANSPORT LLC 1203047T932774/ND
Jun 13, 2025NDI · Full1CENTRAL TRANSPORT LLC 1203047T932774/ND
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CENTRAL TRANSPORT LLC1203047Jun 13, 2025Jun 6, 20265ND
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.
T932774ND2CENTRAL TRANSPORT LLCJun 13, 2025Jun 6, 20265
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026