Equipment unit · VIN-decoded · NHTSA vPIC

4V4NC9EH5CN543856

Not yet decoded
Carriers run under2
31 mo
Inspections3
all-time
OOS inspections1
of 3
First seenSep 20, 2023
KY
Last seenApr 16, 2026
TX
Inspected under 2 different carriers in 31 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
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
4V4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
NC9EH

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1982 or 2012

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

North American serial sequence
543856

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
VOLVO TRUCK

Prefix basis · 51,900 decoded VINs at 100.0% prefix purity.

Model
VNL

Prefix basis · 51,900 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 · Sep 20, 2023 – Apr 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 16, 2026TXII · Walk-around0H4BOYS LLC 4340543NONE/TX
Oct 24, 2023INIII · Driver-only1AR LINES INC 3666270PWP4708/OH
Sep 20, 2023KYI · Full5OOSAR LINES INC 3666270PWP4708/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
H4BOYS LLC4340543Apr 16, 2026Apr 16, 20261TX
AR LINES INC3666270Sep 20, 2023Oct 24, 20232OH
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.
NONETXH4BOYS LLCApr 16, 2026Apr 16, 20261
PWP4708OHAR LINES INCSep 20, 2023Oct 24, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC