Equipment unit · VIN-decoded · NHTSA vPIC

4V4WC9DH6MN600587

Not yet decoded
Carriers run under1
17 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 18, 2023
TX
Last seenFeb 27, 2025
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
4V4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WC9DH

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
600587

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 · 322 decoded VINs at 100.0% prefix purity.

Model
VNR

Prefix basis · 322 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 18, 2023 – Feb 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 27, 2025TXII · Walk-around0PETROLEUM EXPRESS INC 1922866R540621/TX
Sep 18, 2023TXI · Full1PETROLEUM EXPRESS INC 1922866R540621/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PETROLEUM EXPRESS INC1922866Sep 18, 2023Feb 27, 20252TX
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.
R540621TXPETROLEUM EXPRESS INCSep 18, 2023Feb 27, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC