Equipment unit · VIN-decoded · NHTSA vPIC

2010 Kenworth T6 Series

1XKAD49X0AJ257935 · Truck-Tractor · TRUCK
T600
Carriers run under2
32 mo
Inspections52
all-time
OOS inspections16
of 52
First seenAug 3, 2023
NM
Last seenApr 9, 2026
NM
Inspected under 2 different carriers in 32 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
1XKAD49X0AJ257935
Make
Kenworth
Model
T6 Series
Model year
2010
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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1980 or 2010

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

North American serial sequence
257935

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
2010

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 · Aug 3, 2023 – Apr 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 9, 2026NMI · Full0MARISOL ALONSO RIOS 393387578ER2N/MX
Apr 8, 2026NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Mar 19, 2026USI · Full1MARISOL ALONSO RIOS 393387578ER2N/MX
Mar 18, 2026USI · Full3MARISOL ALONSO RIOS 393387578ER2N/CI
Mar 2, 2026USI · Full3OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Feb 26, 2026NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/MX
Feb 19, 2026USI · Full3OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Feb 11, 2026USI · Full12OOSMARISOL ALONSO RIOS 393387578ER2N/CI
Feb 9, 2026NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/CH
Feb 9, 2026USIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Feb 5, 2026NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Feb 3, 2026NMI · Full4OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Feb 2, 2026NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Jan 12, 2026USI · Full4OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Dec 9, 2025USI · Full4OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Nov 20, 2025NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/MX
Nov 12, 2025USI · Full1MARISOL ALONSO RIOS 393387578ER2N/MX
Aug 19, 2025USI · Full4OOSMARISOL ALONSO RIOS 393387578ER2N/MX
May 19, 2025NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/CH
May 16, 2025NMI · Full0MARISOL ALONSO RIOS 393387578ER2N/CH
May 12, 2025NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/MX
May 12, 2025USI · Full2OOSMARISOL ALONSO RIOS 393387578ER2N/CI
Mar 26, 2025USI · Full2MARISOL ALONSO RIOS 393387578ER2N/MX
Mar 20, 2025USI · Full4MARISOL ALONSO RIOS 393387578ER2N/CI
Mar 17, 2025USI · Full3OOSMARISOL ALONSO RIOS 393387578ER2N/CI
Mar 15, 2025TXII · Walk-around8MARISOL ALONSO RIOS 393387578ER2N/MX
Feb 19, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Feb 17, 2025USI · Full5OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Jan 22, 2025NMII · Walk-around2OOSMARISOL ALONSO RIOS 393387578ER2N/CH
Jan 15, 2025NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Jan 14, 2025USIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Dec 30, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Dec 12, 2024USIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Oct 17, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/CH
Aug 22, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/CH
Jul 30, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/CH
Jul 5, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/CH
Jul 3, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/CH
Jun 6, 2024NMIII · Driver-only0WARHORSE BROKERAGE LLC 297396278ER2N/CH
May 29, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
May 29, 2024NMII · Walk-around3OOSMARISOL ALONSO RIOS 393387578ER2N/CH
Apr 18, 2024NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/MX
Apr 3, 2024NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Jan 19, 2024NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/CH
Dec 4, 2023USI · Full5OOSMARISOL ALONSO RIOS 393387578ER2N/CI
Nov 15, 2023NMIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Nov 3, 2023TXII · Walk-around2MARISOL ALONSO RIOS 393387578ER2N/CI
Oct 25, 2023USIII · Driver-only0MARISOL ALONSO RIOS 393387578ER2N/MX
Oct 23, 2023NMI · Full2OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Oct 23, 2023NMI · Full2OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Aug 31, 2023USI · Full4OOSMARISOL ALONSO RIOS 393387578ER2N/MX
Aug 3, 2023NMII · Walk-around0MARISOL ALONSO RIOS 393387578ER2N/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARISOL ALONSO RIOS3933875Aug 3, 2023Apr 9, 202651CI
WARHORSE BROKERAGE LLC2973962Jun 6, 2024Jun 6, 20241TX
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.
78ER2NMX1MARISOL ALONSO RIOSAug 3, 2023Apr 9, 202633
78ER2NCIMARISOL ALONSO RIOSNov 3, 2023Mar 18, 20267
78ER2NCHMARISOL ALONSO RIOSJan 19, 2024Feb 9, 202611
78ER2NCHWARHORSE BROKERAGE LLCJun 6, 2024Jun 6, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026