Equipment unit · VIN-decoded · NHTSA vPIC

2018 Polar Tank Trailer

1PMS14325J1049146 · TRAILER
Carriers run under2
16 mo
Inspections7
all-time
OOS inspections1
of 7
First seenSep 20, 2023
MO
Last seenJan 15, 2025
TN
Inspected under 2 different carriers in 16 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
1PMS14325J1049146
Make
Polar Tank Trailer
Model
Not decoded
Model year
2018
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 1, 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
S1432

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1988 or 2018

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

North American serial sequence
049146

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 · 71 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 71 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
2018

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 · Sep 20, 2023 – Jan 15, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 15, 2025TNIII · Driver-only0PPI LOGISTICS LLC 3115232TLR162025A/MS
Jan 14, 2025TNI · Full7OOSPPI LOGISTICS LLC 3115232162025A/MS
Jun 6, 2024MSI · Full1TRI-STATE TRUCK CENTER INC 8039162025A/MS
Jan 13, 2024ARIII · Driver-only3PPI LOGISTICS LLC 3115232162025A/MS
Nov 6, 2023LAIII · Driver-only1PPI LOGISTICS LLC 3115232126110A/MS
Oct 19, 2023TNIII · Driver-only0TRI-STATE TRUCK CENTER INC 8039126110A/MS
Sep 20, 2023MOII · Walk-around7PPI LOGISTICS LLC 3115232126110A/MS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PPI LOGISTICS LLC3115232Sep 20, 2023Jan 15, 20255MS
TRI-STATE TRUCK CENTER INC8039Oct 19, 2023Jun 6, 20242TN
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.
TLR162025AMSPPI LOGISTICS LLCJan 15, 2025Jan 15, 20251
162025AMSPPI LOGISTICS LLCJan 13, 2024Jan 14, 20252
162025AMSTRI-STATE TRUCK CENTER INCJun 6, 2024Jun 6, 20241
126110AMSPPI LOGISTICS LLCSep 20, 2023Nov 6, 20232
126110AMSTRI-STATE TRUCK CENTER INCOct 19, 2023Oct 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 1, 2026