Equipment unit · VIN-decoded · NHTSA vPIC

2023 Polar Tank Trailer

1PMKR4323P1116926 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections4
all-time
OOS inspections2
of 4
First seenJan 11, 2024
TX
Last seenMar 20, 2026
TX
Inspected under 2 different carriers in 26 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
1PMKR4323P1116926
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 7, 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
KR432

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
116926

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 · 159 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 159 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 · Jan 11, 2024 – Mar 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 20, 2026TXII · Walk-around0—5J RANCH TRUCKING LLC 2516351266343D/ME
May 29, 2025TXII · Walk-around10OOSERIC MATTHEW STEINBACH 4222540266343D/ME
Apr 16, 2025TXII · Walk-around5OOS5J RANCH TRUCKING LLC 2516351266343D/ME
Jan 11, 2024TXII · Walk-around4—5J RANCH TRUCKING LLC 2516351266343D/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
5J RANCH TRUCKING LLC2516351Jan 11, 2024Mar 20, 20263TX
ERIC MATTHEW STEINBACH4222540May 29, 2025May 29, 20251TX
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.
266343DME—5J RANCH TRUCKING LLCJan 11, 2024 → Mar 20, 20263
266343DME—ERIC MATTHEW STEINBACHMay 29, 2025 → May 29, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026