Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T6 Series

1XKAD49X9CJ304981 · Truck-Tractor · TRUCK
T600
Carriers run under1
38 mo
Inspections42
all-time
OOS inspections5
of 42
First seenJun 15, 2023
TX
Last seenAug 6, 2026
NM
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKAD49X9CJ304981
Make
Kenworth
Model
T6 Series
Model year
2012
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1982 or 2012

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

North American serial sequence
304981

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
2012

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 15, 2023 – Aug 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 6, 2026NMII · Walk-around0MARISOL ALONSO RIOS 393387580ER2N/MX
Mar 24, 2026USI · Full0MARISOL ALONSO RIOS 393387580ER2N/MX
Mar 19, 2026USI · Full1MARISOL ALONSO RIOS 393387580ER2N/MX
Feb 26, 2026USI · Full2MARISOL ALONSO RIOS 393387580ER2N/CI
Dec 3, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Nov 18, 2025USI · Full3MARISOL ALONSO RIOS 393387580ER2N/MX
Nov 13, 2025USI · Full4OOSMARISOL ALONSO RIOS 393387580ER2N/CI
Nov 5, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Nov 5, 2025USI · Full3MARISOL ALONSO RIOS 393387580ER2N/MX
Oct 8, 2025NMII · Walk-around1MARISOL ALONSO RIOS 393387580ER2N/MX
Sep 5, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387582ER2N/MX
Aug 13, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Jul 28, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Jul 25, 2025USI · Full3MARISOL ALONSO RIOS 393387580ER2N/CI
Jul 16, 2025NMII · Walk-around3MARISOL ALONSO RIOS 393387580ER2N/MX
Jun 16, 2025USI · Full2MARISOL ALONSO RIOS 393387580ER2N/MX
May 12, 2025USI · Full1MARISOL ALONSO RIOS 393387580ER2N/CI
Apr 29, 2025USI · Full3OOSMARISOL ALONSO RIOS 393387580ER2N/MX
Apr 16, 2025USI · Full1MARISOL ALONSO RIOS 393387580ER2N/MX
Apr 14, 2025USI · Full3OOSMARISOL ALONSO RIOS 393387580ER2N/CI
Feb 18, 2025NMII · Walk-around0MARISOL ALONSO RIOS 393387580ER2N/MX
Jan 31, 2025USI · Full1MARISOL ALONSO RIOS 393387580ER2N/CI
Jan 27, 2025USI · Full4MARISOL ALONSO RIOS 393387580ER2N/CI
Jan 23, 2025USI · Full6MARISOL ALONSO RIOS 393387580ER2N/MX
Dec 3, 2024USIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Oct 11, 2024NMII · Walk-around0MARISOL ALONSO RIOS 393387580ER2N/MX
Oct 1, 2024USIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Sep 30, 2024USI · Full5OOSMARISOL ALONSO RIOS 393387580ER2N/MX
Sep 2, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/CH
Aug 1, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387580EP2N/MX
Jul 3, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Apr 11, 2024USI · Full2MARISOL ALONSO RIOS 393387580ER2N/MX
Jan 3, 2024NMII · Walk-around1MARISOL ALONSO RIOS 393387580ER2N/MX
Dec 21, 2023NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Oct 24, 2023TXI · Full6MARISOL ALONSO RIOS 393387580ER2N/MX
Sep 18, 2023USI · Full1OOSMARISOL ALONSO RIOS 393387580ER2N/CI
Sep 13, 2023NMII · Walk-around0MARISOL ALONSO RIOS 393387580ER2N/CH
Aug 29, 2023NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Aug 24, 2023NMIII · Driver-only0MARISOL ALONSO RIOS 393387580ER2N/MX
Jul 24, 2023TXII · Walk-around1MARISOL ALONSO RIOS 393387580ER2N/CI
Jul 3, 2023TXI · Full4MARISOL ALONSO RIOS 393387580ER2N/DF
Jun 15, 2023TXI · Full5MARISOL ALONSO RIOS 393387580ER2N/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARISOL ALONSO RIOS3933875Jun 15, 2023Aug 6, 202642CI
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.
80ER2NMX1MARISOL ALONSO RIOSJun 15, 2023Aug 6, 202628
80ER2NCIMARISOL ALONSO RIOSJul 24, 2023Feb 26, 20269
82ER2NMXMARISOL ALONSO RIOSSep 5, 2025Sep 5, 20251
80ER2NCHMARISOL ALONSO RIOSSep 13, 2023Sep 2, 20242
80EP2NMXMARISOL ALONSO RIOSAug 1, 2024Aug 1, 20241
80ER2NDFMARISOL ALONSO RIOSJul 3, 2023Jul 3, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026