Equipment unit · VIN-decoded · NHTSA vPIC

3H4SA3927M3113205

Not yet decoded
Carriers run under1
37 mo
Inspections2
all-time
OOS inspections1
of 2
First seenJun 24, 2023
CA
Last seenJul 2, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
3H4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SA392

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1991 or 2021

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

North American serial sequence
113205

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
HEIL TRAILER INTERNATIONAL

Prefix basis · 24 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 24 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 · Jun 24, 2023 – Jul 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 2, 2026TXI · Full6OOSMAVERICK TANK LINES LLC 4029074252C066/TX
Jun 24, 2023CAI · Full0MAVERICK TANK LINES LLC 4029074176B34B/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MAVERICK TANK LINES LLC4029074Jun 24, 2023Jul 2, 20262TX
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.
252C066TX2MAVERICK TANK LINES LLCJul 2, 2026Jul 2, 20261
176B34BTXMAVERICK TANK LINES LLCJun 24, 2023Jun 24, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC