Equipment unit · VIN-decoded · NHTSA vPIC

2024 Polar Tank Trailer

1PMKW4529R6051561 · Trailer · TRAILER
Carriers run under1
14 mo
Inspections4
all-time
OOS inspections0
of 4
First seenFeb 3, 2025
IA
Last seenApr 15, 2026
MI
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMKW4529R6051561
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2024
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
KW452

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1994 or 2024

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

North American serial sequence
051561

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 · 32 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 32 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
2024

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 · Feb 3, 2025 – Apr 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 15, 2026MII · Full2ALL PRO SERVICE LLC 1678594244896D/ME
Feb 25, 2026MIII · Walk-around1ALL PRO SERVICE LLC 1678594244896D/ME
May 7, 2025IAII · Walk-around1ALL PRO SERVICE LLC 1678594244896D/ME
Feb 3, 2025IAII · Walk-around2ALL PRO SERVICE LLC 1678594244896D/ME
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALL PRO SERVICE LLC1678594Feb 3, 2025Apr 15, 20264MI
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.
244896DME2ALL PRO SERVICE LLCFeb 3, 2025Apr 15, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026