Equipment unit · VIN-decoded · NHTSA vPIC

1PMKR4229P1122117

Not yet decoded
Carriers run under2
1 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMay 17, 2024
MN
Last seenJun 15, 2024
IA
Inspected under 2 different carriers in 1 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
KR422

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1993 or 2023

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

North American serial sequence
122117

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 · 73 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 73 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 · May 17, 2024 – Jun 15, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 15, 2024IAIII · Driver-only2RELENTLESS REDEMPTION LLC 3706001JP3936/IA
May 17, 2024MNIII · Driver-only4OOSDUSTIN L HENSCHEN 2934596JP3936/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RELENTLESS REDEMPTION LLC3706001Jun 15, 2024Jun 15, 20241IA
DUSTIN L HENSCHEN2934596May 17, 2024May 17, 20241IA
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.
JP3936IARELENTLESS REDEMPTION LLCJun 15, 2024Jun 15, 20241
JP3936IADUSTIN L HENSCHENMay 17, 2024May 17, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC