Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T8 Series

1XKDD40XXJJ219459 · Truck-Tractor · TRUCK
T800
Carriers run under2
31 mo
Inspections5
all-time
OOS inspections0
of 5
First seenOct 23, 2023
OK
Last seenMay 25, 2026
TX
Inspected under 2 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
1XKDD40XXJJ219459
Make
Kenworth
Model
T8 Series
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DD40X

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1988 or 2018

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

North American serial sequence
219459

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 · 734 decoded VINs at 92.0% prefix purity.

Model
T8 Series

Prefix basis · 734 decoded VINs at 92.0% prefix purity.

Model line
T800

Sourced label · prefix basis 734 decoded VINs at 92.0% 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T8 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 · Oct 23, 2023 – May 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 25, 2026TXII · Walk-around1DUKE TRUCKING LLC 2448602R807180/TX
Apr 22, 2026TXII · Walk-around0DUKE TRUCKING LLC 2448602R807180/TX
Oct 31, 2024OKIII · Driver-only0SHALESTONE INC 3366233753XAX/CO
Jan 3, 2024OKIII · Driver-only1SHALESTONE INC 3366233753XAX/CO
Oct 23, 2023OKII · Walk-around0SHALESTONE INC 3366233753XAX/CO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DUKE TRUCKING LLC2448602Apr 22, 2026May 25, 20262TX
SHALESTONE INC3366233Oct 23, 2023Oct 31, 20243CO
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.
R807180TXDUKE TRUCKING LLCApr 22, 2026May 25, 20262
753XAXCOSHALESTONE INCOct 23, 2023Oct 31, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026