Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kenworth W9 Series

1XKWD49X7RR336800 · Truck-Tractor · TRUCK
W900
Carriers run under2
32 mo
Inspections9
all-time
OOS inspections0
of 9
First seenJun 20, 2023
MS
Last seenFeb 25, 2026
LA
Inspected under 2 different carriers in 32 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
1XKWD49X7RR336800
Make
Kenworth
Model
W9 Series
Model year
2024
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 20, 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
336800

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 · 5,845 decoded VINs at 94.7% prefix purity.

Model
W9 Series

Prefix basis · 5,845 decoded VINs at 94.7% prefix purity.

Model line
W900

Sourced label · prefix basis 5,845 decoded VINs at 94.7% 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-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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 · Jun 20, 2023 – Feb 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 25, 2026LAIII · Driver-only0SCOTTY MCPHAIL INC 897763A524359/MS
Jul 15, 2025CAII · Walk-around1SCOTTY MCPHAIL INC 897763A524359/MS
Jul 14, 2024AZIII · Driver-only4SCOTTY MCPHAIL INC 897763A524359/MS
Apr 22, 2024CAIII · Driver-only1SCOTTY MCPHAIL INC 897763A524359/MS
Apr 5, 2024NMII · Walk-around0SCOTTY MCPHAIL INC 897763A524359/MS
Mar 13, 2024CAI · Full0SCOTTY MCPHAIL INC 897763A524359/MS
Sep 27, 2023ILII · Walk-around0A D D TRUCKING INC 888279A494808/MS
Jul 13, 2023GAII · Walk-around2A D D TRUCKING INC 888279A494808/MS
Jun 20, 2023MSII · Walk-around0A D D TRUCKING INC 888279A494808/MS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SCOTTY MCPHAIL INC897763Mar 13, 2024Feb 25, 20266MS
A D D TRUCKING INC888279Jun 20, 2023Sep 27, 20233MS
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.
A524359MSSCOTTY MCPHAIL INCMar 13, 2024Feb 25, 20266
A494808MSA D D TRUCKING INCJun 20, 2023Sep 27, 20233
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026