Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth W9 Series

1NKWX4TX8FJ440247 · Truck · INCOMPLETE VEHICLE
W900
Carriers run under1
28 mo
Inspections10
all-time
OOS inspections3
of 10
First seenMar 5, 2024
DE
Last seenJul 14, 2026
MD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKWX4TX8FJ440247
Make
Kenworth
Model
W9 Series
Model year
2015
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

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

World manufacturer identifier
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WX4TX

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1985 or 2015

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

North American serial sequence
440247

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
KENWORTH

Prefix basis · 239 decoded VINs at 99.6% prefix purity.

Model
W9 Series

Prefix basis · 239 decoded VINs at 99.6% prefix purity.

Model line
W900

Sourced label · prefix basis 239 decoded VINs at 99.6% prefix purity.

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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
W9 Series

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Mar 5, 2024 – Jul 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 14, 2026MDII · Walk-around4OOSJOOS01 LLC 3258606392ED63/MD
Jul 14, 2026MDII · Walk-around4OOSJOOS01 LLC 3258606392ED63/MD
May 1, 2026DEII · Walk-around1JOOS01 LLC 3258606461E01/MD
Mar 23, 2026DEII · Walk-around1OOSJOOS01 LLC 3258606461E01/MD
Jun 10, 2025DEIII · Driver-only0JOOS01 LLC 3258606461E01/MD
Feb 20, 2025MDII · Walk-around2JOOS01 LLC 3258606461E01/MD
Dec 27, 2024NJII · Walk-around1JOOS01 LLC 3258606461E01/MD
Dec 4, 2024NJIII · Driver-only1JOOS01 LLC 3258606461E01/MD
May 15, 2024DEII · Walk-around0JOOS01 LLC 3258606461E01/MD
Mar 5, 2024DEII · Walk-around0JOOS01 LLC 3258606461E01/MD
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOOS01 LLC3258606Mar 5, 2024Jul 14, 202610MD
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.
392ED63MD1JOOS01 LLCJul 14, 2026Jul 14, 20262
461E01MDJOOS01 LLCMar 5, 2024May 1, 20268
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026