Equipment unit · VIN-decoded · NHTSA vPIC

1PMS3432251027833

Not yet decoded
Carriers run under2
15 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 6, 2024
PA
Last seenMay 10, 2025
MA
Inspected under 2 different carriers in 15 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
S3432

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
2005 or 2035

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

North American serial sequence
027833

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 · 526 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 526 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.

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 6, 2024 – May 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 10, 2025MAII · Walk-around3CUSTOMER FIRST TRANSPORT 4207048208076ST/IL
Feb 6, 2024PAII · Walk-around5ARK TRANSPORT LLC 2942896208076ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CUSTOMER FIRST TRANSPORT4207048May 10, 2025May 10, 20251VA
ARK TRANSPORT LLC2942896Feb 6, 2024Feb 6, 20241PA
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.
208076STILCUSTOMER FIRST TRANSPORTMay 10, 2025May 10, 20251
208076STILARK TRANSPORT LLCFeb 6, 2024Feb 6, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC