Equipment unit · VIN-decoded · NHTSA vPIC

2017 Polar Tank Trailer

3H6S34323H7048741 · Trailer · TRAILER
Carriers run under1
20 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJul 24, 2024
MT
Last seenMar 2, 2026
IA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3H6S34323H7048741
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2017
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 5, 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
S3432

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1987 or 2017

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

North American serial sequence
048741

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 · 10 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 10 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
2017

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 · Jul 24, 2024 – Mar 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 2, 2026IAII · Walk-around3LEGEND OILFIELD SERVICES LTD 34775276NS242/AB
Mar 1, 2026OKI · Full0LEGEND OILFIELD SERVICES LTD 34775276NS242/AB
Jul 24, 2024MTIII · Driver-only0LEGEND OILFIELD SERVICES LTD 34775272911751/ME
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LEGEND OILFIELD SERVICES LTD3477527Jul 24, 2024Mar 2, 20263AB
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.
6NS242AB2LEGEND OILFIELD SERVICES LTDMar 1, 2026Mar 2, 20262
2911751ME2LEGEND OILFIELD SERVICES LTDJul 24, 2024Jul 24, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 5, 2026