Equipment unit · VIN-decoded · NHTSA vPIC

2016 Polar Tank Trailer

1PMA24526G5015286 · TRAILER
Carriers run under1
19 mo
Inspections5
all-time
OOS inspections0
of 5
First seenNov 15, 2024
OH
Last seenJun 23, 2026
IN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA24526G5015286
Make
Polar Tank Trailer
Model
Not decoded
Model year
2016
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 9, 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
A2452

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1986 or 2016

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

North American serial sequence
015286

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 · 131 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 131 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
2016

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 · Nov 15, 2024 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026INIII · Driver-only2ERWIN BROS SPECIALIZED LLC 1598803TQR8839/OH
Mar 30, 2026INIII · Driver-only1ERWIN BROS SPECIALIZED LLC 1598803TQR8839/IN
Oct 27, 2025INII · Walk-around0ERWIN BROS SPECIALIZED LLC 1598803TQR8839/OH
Nov 27, 2024INII · Walk-around0ERWIN BROS SPECIALIZED LLC 1598803TQR8839/OH
Nov 15, 2024OHII · Walk-around0ERWIN BROS SPECIALIZED LLC 1598803TQR8839/OH
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ERWIN BROS SPECIALIZED LLC1598803Nov 15, 2024Jun 23, 20265OH
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.
TQR8839OH2ERWIN BROS SPECIALIZED LLCNov 15, 2024Jun 23, 20264
TQR8839INERWIN BROS SPECIALIZED LLCMar 30, 2026Mar 30, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 9, 2026