Equipment unit · VIN-decoded · NHTSA vPIC

2013 Kenworth W9 Series

1NKWL40X8DR360476 · Truck · INCOMPLETE VEHICLE
W900
Carriers run under2
26 mo
Inspections9
all-time
OOS inspections3
of 9
First seenAug 24, 2023
CA
Last seenOct 14, 2025
CA
Inspected under 2 different carriers in 26 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
1NKWL40X8DR360476
Make
Kenworth
Model
W9 Series
Model year
2013
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
WL40X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1983 or 2013

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

North American serial sequence
360476

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 · 193 decoded VINs at 98.5% prefix purity.

Model
W9 Series

Prefix basis · 193 decoded VINs at 98.5% prefix purity.

Model line
W900

Sourced label · prefix basis 193 decoded VINs at 98.5% 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
2013

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 · Aug 24, 2023 – Oct 14, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 14, 2025CAI · Full2WHAT A DRAG ROADSIDE SERVICE LLC 431624084943H1/CA
Sep 23, 2025CAI · Full2WHAT A DRAG ROADSIDE SERVICE LLC 431624084943H1/CA
Jul 14, 2025CAIII · Driver-only2RICK VANCE TRUCKING INC 2657219849943H1/CA
Aug 20, 2024CAII · Walk-around2OOSRICK VANCE TRUCKING INC 265721984943H12/CA
Jul 17, 2024CAI · Full1OOSRICK VANCE TRUCKING INC 265721984943H1/CA
May 31, 2024CAIII · Driver-only0RICK VANCE TRUCKING INC 265721984943H1/CA
May 3, 2024CAII · Walk-around1OOSRICK VANCE TRUCKING INC 265721984943H1/CA
Sep 27, 2023CAIII · Driver-only0RICK VANCE TRUCKING INC 265721984943H1/CA
Aug 24, 2023CAI · Full0RICK VANCE TRUCKING INC 265721984943H1/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WHAT A DRAG ROADSIDE SERVICE LLC4316240Sep 23, 2025Oct 14, 20252CA
RICK VANCE TRUCKING INC2657219Aug 24, 2023Jul 14, 20257CA
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.
84943H1CAWHAT A DRAG ROADSIDE SERVICE LLCSep 23, 2025Oct 14, 20252
849943H1CARICK VANCE TRUCKING INCJul 14, 2025Jul 14, 20251
84943H12CARICK VANCE TRUCKING INCAug 20, 2024Aug 20, 20241
84943H1CARICK VANCE TRUCKING INCAug 24, 2023Jul 17, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026