Equipment unit · VIN-decoded · NHTSA vPIC

2022 Kenworth W9 Series

1NKWX40X3NR481454 · Truck · INCOMPLETE VEHICLE
W900
Carriers run under2
24 mo
Inspections4
all-time
OOS inspections0
of 4
First seenOct 24, 2023
WA
Last seenOct 6, 2025
WA
Inspected under 2 different carriers in 24 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
1NKWX40X3NR481454
Make
Kenworth
Model
W9 Series
Model year
2022
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
WX40X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
481454

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
2022

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 · Oct 24, 2023 – Oct 6, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 6, 2025WAIII · Driver-only0ROBERT BACKMAN 1822234D60664H/WA
Apr 3, 2024WAIII · Driver-only0DOUBLE L TIMBER INC 2140545C63400Z/WA
Mar 19, 2024WAII · Walk-around1DOUBLE L TIMBER INC 2140545C63400Z/WA
Oct 24, 2023WAIII · Driver-only1DOUBLE L TIMBER INC 2140545C63400Z/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROBERT BACKMAN1822234Oct 6, 2025Oct 6, 20251WA
DOUBLE L TIMBER INC2140545Oct 24, 2023Apr 3, 20243WA
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.
D60664HWAROBERT BACKMANOct 6, 2025Oct 6, 20251
C63400ZWADOUBLE L TIMBER INCOct 24, 2023Apr 3, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026