Equipment unit · VIN-decoded · NHTSA vPIC

4V4NC9EH5EN171728

Not yet decoded
Carriers run under2
14 mo
Inspections2
all-time
OOS inspections1
of 2
First seenDec 7, 2023
TN
Last seenFeb 17, 2025
KY
Inspected under 2 different carriers in 14 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
1984 or 2014

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

North American serial sequence
171728

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 · Dec 7, 2023 – Feb 17, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 17, 2025KYIII · Driver-only1WEST RIDGE TRUCKING LLC 1981844B7T002/KY
Dec 7, 2023TNI · Full1OOSROCK BOTTOM TRUCKING INC 3182394A69988/KY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WEST RIDGE TRUCKING LLC1981844Feb 17, 2025Feb 17, 20251KY
ROCK BOTTOM TRUCKING INC3182394Dec 7, 2023Dec 7, 20231KY
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.
B7T002KYWEST RIDGE TRUCKING LLCFeb 17, 2025Feb 17, 20251
A69988KYROCK BOTTOM TRUCKING INCDec 7, 2023Dec 7, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC