Equipment unit · VIN-decoded · NHTSA vPIC

4V4NC9EHXKN872549

Not yet decoded
Carriers run under2
33 mo
Inspections3
all-time
OOS inspections2
of 3
First seenAug 13, 2023
IL
Last seenMay 9, 2026
TX
Inspected under 2 different carriers in 33 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1989 or 2019

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

North American serial sequence
872549

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 · Aug 13, 2023 – May 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 9, 2026TXII · Walk-around3OOSS&Y TRANSPORT LLC 4489812R755193/TX
Feb 2, 2026TXII · Walk-around5OOSS&Y TRANSPORT LLC 4489812R755193/TX
Aug 13, 2023ILII · Walk-around1AV CARRIERS INC 1855825P1088451/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
S&Y TRANSPORT LLC4489812Feb 2, 2026May 9, 20262TX
AV CARRIERS INC1855825Aug 13, 2023Aug 13, 20231IL
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.
R755193TXS&Y TRANSPORT LLCFeb 2, 2026May 9, 20262
P1088451ILAV CARRIERS INCAug 13, 2023Aug 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC