Equipment unit · VIN-decoded · NHTSA vPIC

2009 Kenworth T8 Series

1NKDX40X79J256336 · Truck · INCOMPLETE VEHICLE
T800
Carriers run under2
37 mo
Inspections9
all-time
OOS inspections5
of 9
First seenJun 27, 2023
TX
Last seenJul 25, 2026
TX
Inspected under 2 different carriers in 37 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
1NKDX40X79J256336
Make
Kenworth
Model
T8 Series
Model year
2009
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
DX40X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
256336

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 · 89 decoded VINs at 93.3% prefix purity.

Model
T8 Series

Prefix basis · 89 decoded VINs at 93.3% prefix purity.

Model line
T800

Sourced label · prefix basis 89 decoded VINs at 93.3% 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

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 · Jun 27, 2023 – Jul 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 25, 2026TXII · Walk-around3MIRANDA CONCRETE SERVICES LLC 2565881MXH6932/TX
Apr 14, 2026TXI · Full7OOSMIRANDA CONCRETE SERVICES LLC 2565881MXH6932/TX
Mar 18, 2026TXI · Full8OOSMIRANDA CONCRETE SERVICES LLC 2565881MXH6932/TX
Oct 24, 2025TXII · Walk-around6OOSMIRANDA CONCRETE SERVICES LLC 2565881MXH6932/TX
Apr 4, 2025TXII · Walk-around4R MIRANDA TRUCKING & CONSTRUCTION LLC 1800894MXH6932/TX
Apr 1, 2025TXI · Full7OOSR MIRANDA TRUCKING & CONSTRUCTION LLC 1800894MXH6932/TX
Feb 2, 2024TXII · Walk-around8R MIRANDA TRUCKING & CONSTRUCTION LLC 1800894MXH6932/TX
Aug 16, 2023TXII · Walk-around2R MIRANDA TRUCKING & CONSTRUCTION LLC 1800894MXH6932/TX
Jun 27, 2023TXI · Full5OOSR MIRANDA TRUCKING & CONSTRUCTION LLC 1800894MXH6932/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MIRANDA CONCRETE SERVICES LLC2565881Oct 24, 2025Jul 25, 20264TX
R MIRANDA TRUCKING & CONSTRUCTION LLC1800894Jun 27, 2023Apr 4, 20255TX
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.
MXH6932TX1MIRANDA CONCRETE SERVICES LLCOct 24, 2025Jul 25, 20264
MXH6932TXR MIRANDA TRUCKING & CONSTRUCTION LLCJun 27, 2023Apr 4, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026