Equipment unit · VIN-decoded · NHTSA vPIC

2019 Kenworth W9 Series

1XKWD49X4KJ243057 · Truck-Tractor · TRUCK
W900
Carriers run under3
31 mo
Inspections4
all-time
OOS inspections0
of 4
First seenDec 5, 2023
IA
Last seenJul 28, 2026
KY
Inspected under 3 different carriers in 31 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
1XKWD49X4KJ243057
Make
Kenworth
Model
W9 Series
Model year
2019
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 26, 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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1989 or 2019

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

North American serial sequence
243057

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
2019

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 · Dec 5, 2023 – Jul 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 28, 2026KYIII · Driver-only2SL LIVESTOCK & TRUCKING LLC 4265576012536A/KY
Sep 27, 2024TNII · Walk-around1AARON MASSEY TRUCKING LLC 2096722005575A/KY
Dec 21, 2023WIIII · Driver-only1PATE TRUCKING LLC 3020941G8805HY/TN
Dec 5, 2023IAIII · Driver-only4PATE TRUCKING LLC 3020941G8805HY/TN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SL LIVESTOCK & TRUCKING LLC4265576Jul 28, 2026Jul 28, 20261KY
AARON MASSEY TRUCKING LLC2096722Sep 27, 2024Sep 27, 20241KY
PATE TRUCKING LLC3020941Dec 5, 2023Dec 21, 20232TN
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.
012536AKY1SL LIVESTOCK & TRUCKING LLCJul 28, 2026Jul 28, 20261
005575AKYAARON MASSEY TRUCKING LLCSep 27, 2024Sep 27, 20241
G8805HYTNPATE TRUCKING LLCDec 5, 2023Dec 21, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026