Equipment unit · VIN-decoded · NHTSA vPIC

1999 Polar Tank Trailer

1PMA24423X5001914 · Trailer · TRAILER
Carriers run under1
7 mo
Inspections3
all-time
OOS inspections1
of 3
First seenFeb 21, 2024
AZ
Last seenSep 10, 2024
NM
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA24423X5001914
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
1999
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1999 or 2029

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

North American serial sequence
001914

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
1999

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 · Feb 21, 2024 – Sep 10, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 10, 2024NMII · Walk-around1BULK TRANS INC 35462551797FTB/NM
Jun 15, 2024NMII · Walk-around2OOSBULK TRANS INC 35462551797FTS/NM
Feb 21, 2024AZIII · Driver-only0BULK TRANS INC 35462557551FTK/NM
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BULK TRANS INC3546255Feb 21, 2024Sep 10, 20243NM
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.
1797FTBNMBULK TRANS INCSep 10, 2024Sep 10, 20241
1797FTSNMBULK TRANS INCJun 15, 2024Jun 15, 20241
7551FTKNMBULK TRANS INCFeb 21, 2024Feb 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026