Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth W9 Series

1NKWXPEX1JJ185917 · Truck · INCOMPLETE VEHICLE
W900
Carriers run under2
20 mo
Inspections4
all-time
OOS inspections1
of 4
First seenNov 9, 2023
OR
Last seenJul 9, 2025
OR
Inspected under 2 different carriers in 20 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

VIN
1NKWXPEX1JJ185917
Make
Kenworth
Model
W9 Series
Model year
2018
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 6, 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
WXPEX

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1988 or 2018

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

North American serial sequence
185917

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 · 64 decoded VINs at 100.0% prefix purity.

Model
W9 Series

Prefix basis · 64 decoded VINs at 100.0% prefix purity.

Model line
W900

Sourced label · prefix basis 64 decoded VINs at 100.0% 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
2018

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 · Nov 9, 2023 – Jul 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 9, 2025ORI · Full3MORRIS O NELSON & SONS INC 11064YAKL309/OR
Jan 25, 2024ORI · Full0NBT TRUCKING INC 1845832YAIL359/OR
Nov 29, 2023ORI · Full4OOSNBT TRUCKING INC 1845832YAIL359/OR
Nov 9, 2023ORIII · Driver-only0NBT TRUCKING INC 1845832YAIL359/OR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MORRIS O NELSON & SONS INC11064Jul 9, 2025Jul 9, 20251OR
NBT TRUCKING INC1845832Nov 9, 2023Jan 25, 20243OR
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.
YAKL309ORMORRIS O NELSON & SONS INCJul 9, 2025Jul 9, 20251
YAIL359ORNBT TRUCKING INCNov 9, 2023Jan 25, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026