Equipment unit · VIN-decoded · NHTSA vPIC

2025 Polar Tank Trailer

3H6KA442XS3132994 · Trailer · TRAILER
Carriers run under1
9 mo
Inspections2
all-time
OOS inspections0
of 2
First seenOct 20, 2025
OK
Last seenJul 27, 2026
OK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3H6KA442XS3132994
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 16, 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
3H6

Deterministic · VIN positions 1–3.

Vehicle descriptor section
KA442

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

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
132994

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 · 84 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 84 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 · Oct 20, 2025 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026OKIII · Driver-only0—GORE NITROGEN PUMPING SERVICE LLC 941950DC3809/OK
Oct 20, 2025OKII · Walk-around0—GORE NITROGEN PUMPING SERVICE LLC 941950DC3809/OK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GORE NITROGEN PUMPING SERVICE LLC941950Oct 20, 2025Jul 27, 20262OK
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.
DC3809OK2GORE NITROGEN PUMPING SERVICE LLCOct 20, 2025 → Jul 27, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 16, 2026