Equipment unit · VIN-decoded · NHTSA vPIC

2012 Polar Tank Trailer

1PMA24422C5010386 · Trailer · TRAILER
Carriers run under2
30 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJun 15, 2023
NY
Last seenDec 13, 2025
RI
Inspected under 2 different carriers in 30 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
1PMA24422C5010386
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2012
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
A2442

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1982 or 2012

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

North American serial sequence
010386

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 · 1,078 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 1,078 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
2012

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 15, 2023 – Dec 13, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 13, 2025RIIII · Driver-only1BROWN BEAR TRANSPORTATION LLC 29175325273603/ME
Oct 21, 2025MAI · Full17OOSBROWN BEAR TRANSPORTATION LLC 29175325273603/ME
Sep 9, 2025MAII · Walk-around1OOSBROWN BEAR TRANSPORTATION LLC 29175325273603/ME
Apr 9, 2024MAI · Full0BROWN BEAR TRANSPORTATION LLC 29175325273603/ME
Jun 15, 2023NYII · Walk-around0ALNYE TRUCKING LLC 10771141752C3/NY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BROWN BEAR TRANSPORTATION LLC2917532Apr 9, 2024Dec 13, 20254MA
ALNYE TRUCKING LLC1077114Jun 15, 2023Jun 15, 20231NY
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.
5273603MEBROWN BEAR TRANSPORTATION LLCApr 9, 2024Dec 13, 20254
1752C3NYALNYE TRUCKING LLCJun 15, 2023Jun 15, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026