Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kenworth W9 Series

1NKWX40X5RR386402 · Truck · INCOMPLETE VEHICLE
W900
Carriers run under1
26 mo
Inspections5
all-time
OOS inspections0
of 5
First seenFeb 23, 2024
MT
Last seenApr 10, 2026
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKWX40X5RR386402
Make
Kenworth
Model
W9 Series
Model year
2024
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
WX40X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1994 or 2024

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

North American serial sequence
386402

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 · 72 decoded VINs at 97.2% prefix purity.

Model
W9 Series

Prefix basis · 72 decoded VINs at 97.2% prefix purity.

Model line
W900

Sourced label · prefix basis 72 decoded VINs at 97.2% 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
2024

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 · Feb 23, 2024 – Apr 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 10, 2026WAII · Walk-around4BUCK THOMS TRUCKING INC 629129RP16020/WA
Feb 20, 2025MTII · Walk-around0BUCK THOMS TRUCKING INC 629129RP16020/WA
Jan 13, 2025MTIII · Driver-only0BUCK THOMS TRUCKING INC 629129RP16020/WA
Sep 24, 2024MTII · Walk-around1BUCK THOMS TRUCKING INC 629129RP16020/WA
Feb 23, 2024MTII · Walk-around0BUCK THOMS TRUCKING INC 629129RP13405/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BUCK THOMS TRUCKING INC629129Feb 23, 2024Apr 10, 20265WA
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.
RP16020WABUCK THOMS TRUCKING INCSep 24, 2024Apr 10, 20264
RP13405WABUCK THOMS TRUCKING INCFeb 23, 2024Feb 23, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026