Equipment unit · VIN-decoded · NHTSA vPIC

2009 Kenworth T8 Series

1XKDD40X09J941583 · Truck-Tractor · TRUCK
T800
Carriers run under1
19 mo
Inspections4
all-time
OOS inspections2
of 4
First seenJul 11, 2024
TX
Last seenFeb 12, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKDD40X09J941583
Make
Kenworth
Model
T8 Series
Model year
2009
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 10, 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2009 or 2039

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

North American serial sequence
941583

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
2009

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 · Jul 11, 2024 – Feb 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 12, 2026TXI · Full14OOSTEXAS LONE STAR EXPRESS LLC 17981591N51353/TX
Aug 8, 2025TXII · Walk-around0TEXAS LONE STAR EXPRESS LLC 17981591N56353/TX
Jul 30, 2025TXII · Walk-around0TEXAS LONE STAR EXPRESS LLC 17981591N56353/TX
Jul 11, 2024TXII · Walk-around3OOSTEXAS LONE STAR EXPRESS LLC 17981591N56353/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TEXAS LONE STAR EXPRESS LLC1798159Jul 11, 2024Feb 12, 20264TX
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.
1N51353TXTEXAS LONE STAR EXPRESS LLCFeb 12, 2026Feb 12, 20261
1N56353TXTEXAS LONE STAR EXPRESS LLCJul 11, 2024Aug 8, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026