Equipment unit · VIN-decoded · NHTSA vPIC

2006 Polar Tank Trailer

1PMA2442065005479 · Trailer · TRAILER
Carriers run under2
16 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJun 4, 2024
TX
Last seenOct 28, 2025
TX
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
1PMA2442065005479
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2006
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
A2442

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2006 or 2036

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

North American serial sequence
005479

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 · 1,078 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 1,078 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
2006

Observed directly for this VIN via NHTSA vPIC.

Observed make
POLAR TANK TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Polar Tank Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

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 · Jun 4, 2024 – Oct 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 28, 2025TXIII · Driver-only0RIO VALLEY BIOFUEL TRANSPORT INC 23355133148340/ME
Dec 31, 2024NMII · Walk-around0RUSH TRUCK LEASING INC 3336903148340/ME
Dec 24, 2024TXII · Walk-around1OOSRIO VALLEY BIOFUEL TRANSPORT INC 23355133148340/ME
Jun 4, 2024TXII · Walk-around0RIO VALLEY BIOFUEL TRANSPORT INC 23355133148340/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RIO VALLEY BIOFUEL TRANSPORT INC2335513Jun 4, 2024Oct 28, 20253TX
RUSH TRUCK LEASING INC333690Dec 31, 2024Dec 31, 20241TX
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.
3148340MERIO VALLEY BIOFUEL TRANSPORT INCJun 4, 2024Oct 28, 20253
3148340MERUSH TRUCK LEASING INCDec 31, 2024Dec 31, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026