Equipment unit · VIN-decoded · NHTSA vPIC

1995 Polar Tank Trailer

1PMA24424S1014977 · Trailer · TRAILER
Carriers run under1
24 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJun 13, 2023
CA
Last seenJun 29, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMA24424S1014977
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
1995
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1995 or 2025

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

North American serial sequence
014977

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
1995

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 13, 2023 – Jun 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 29, 2025CAII · Walk-around040 TANK LINES LLC 300227503X431/WY
Jun 19, 2024CAI · Full140 TANK LINES LLC 300227503X9340/WY
Jun 10, 2024CAI · Full240 TANK LINES LLC 300227503X9340/WY
Jun 15, 2023CAII · Walk-around040 TANK LINES LLC 30022753TRL9340/WY
Jun 13, 2023CAI · Full4OOS40 TANK LINES LLC 30022754RN8673/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
40 TANK LINES LLC3002275Jun 13, 2023Jun 29, 20255CA
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.
03X431WY40 TANK LINES LLCJun 29, 2025Jun 29, 20251
03X9340WY40 TANK LINES LLCJun 10, 2024Jun 19, 20242
3TRL9340WY40 TANK LINES LLCJun 15, 2023Jun 15, 20231
4RN8673CA40 TANK LINES LLCJun 13, 2023Jun 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026