Equipment unit · VIN-decoded · NHTSA vPIC

2009 Kenworth T6 Series

1XKAD49X09R255311 · Truck-Tractor · TRUCK
T600
Carriers run under2
12 mo
Inspections7
all-time
OOS inspections3
of 7
First seenJun 5, 2025
US
Last seenJun 23, 2026
NM
Inspected under 2 different carriers in 12 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
1XKAD49X09R255311
Make
Kenworth
Model
T6 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
Jun 27, 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
AD49X

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
255311

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 · 5,142 decoded VINs at 90.1% prefix purity.

Model
T6 Series

Prefix basis · 5,142 decoded VINs at 90.1% prefix purity.

Model line
T600

Sourced label · prefix basis 5,142 decoded VINs at 90.1% 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
T6 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 5, 2025 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026NMIII · Driver-only0JAVIER ALATRISTE GARCIA 346045956AB4P/MX
Jun 22, 2026NMIII · Driver-only0JAVIER ALATRISTE GARCIA 346045956AB4P/MX
Dec 18, 2025USI · Full3OOSRAFAEL VALDIVIEZO CASTILLO 313267156AB4P/CI
Nov 28, 2025USI · Full1OOSJAVIER ALATRISTE GARCIA 346045956AB4P/MX
Aug 5, 2025USI · Full2JAVIER ALATRISTE GARCIA 346045956AB4P/MX
Jun 17, 2025USI · Full4OOSJAVIER ALATRISTE GARCIA 346045956AB4P/MX
Jun 5, 2025USIII · Driver-only1JAVIER ALATRISTE GARCIA 346045956AB4P/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JAVIER ALATRISTE GARCIA3460459Jun 5, 2025Jun 23, 20266CI
RAFAEL VALDIVIEZO CASTILLO3132671Dec 18, 2025Dec 18, 20251CI
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.
56AB4PMX1JAVIER ALATRISTE GARCIAJun 5, 2025Jun 23, 20266
56AB4PCIRAFAEL VALDIVIEZO CASTILLODec 18, 2025Dec 18, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 27, 2026