Equipment unit · VIN-decoded · NHTSA vPIC

2007 Polar Tank Trailer

1PMB1422475006730 · Trailer · TRAILER
Carriers run under3
12 mo
Inspections4
all-time
OOS inspections2
of 4
First seenJun 17, 2025
TX
Last seenJun 29, 2026
TX
Inspected under 3 different carriers in 12 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
1PMB1422475006730
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2007
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
B1422

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
2007 or 2037

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

North American serial sequence
006730

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 · 83 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 83 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
2007

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 17, 2025 – Jun 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 29, 2026TXII · Walk-around1OOSDELSA LOGISTICS MEXICO S DE RL DE CV 2561661797142/WI
May 8, 2026TXII · Walk-around1OOSSCHWERMAN TRUCKING COMPANY 46595797142/WI
Jul 15, 2025TXIII · Driver-only0SCHWERMAN TRUCKING COMPANY 46595797142/WI
Jun 17, 2025TXII · Walk-around1JUAN DANIEL TELLEZ NEGRETE 4224127797142/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DELSA LOGISTICS MEXICO S DE RL DE CV2561661Jun 29, 2026Jun 29, 20261CH
SCHWERMAN TRUCKING COMPANY46595Jul 15, 2025May 8, 20262WI
JUAN DANIEL TELLEZ NEGRETE4224127Jun 17, 2025Jun 17, 20251CH
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.
797142WI2DELSA LOGISTICS MEXICO S DE RL DE CVJun 29, 2026Jun 29, 20261
797142WISCHWERMAN TRUCKING COMPANYJul 15, 2025May 8, 20262
797142WIJUAN DANIEL TELLEZ NEGRETEJun 17, 2025Jun 17, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026