Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T6 Series

1XKAD49X5CJ301625 · Truck-Tractor · TRUCK
T600
Carriers run under1
5 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJul 21, 2025
TX
Last seenDec 18, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKAD49X5CJ301625
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 28, 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
5 · valid

Deterministic · position 9; calculated value 5.

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
301625

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 · Jul 21, 2025 – Dec 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 18, 2025TXII · Walk-around5J MARQUEZ TRANSPORT LLC 432443947N522N/TX
Nov 25, 2025TXII · Walk-around3J MARQUEZ TRANSPORT LLC 432443975M479N/TX
Oct 26, 2025TXII · Walk-around6J MARQUEZ TRANSPORT LLC 432443971N428N/TX
Sep 12, 2025TXII · Walk-around5OOSJ MARQUEZ TRANSPORT LLC 432443936M345N/TX
Jul 21, 2025TXI · Full1J MARQUEZ TRANSPORT LLC 432443962N247N/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J MARQUEZ TRANSPORT LLC4324439Jul 21, 2025Dec 18, 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.
47N522NTXJ MARQUEZ TRANSPORT LLCDec 18, 2025Dec 18, 20251
75M479NTXJ MARQUEZ TRANSPORT LLCNov 25, 2025Nov 25, 20251
71N428NTXJ MARQUEZ TRANSPORT LLCOct 26, 2025Oct 26, 20251
36M345NTXJ MARQUEZ TRANSPORT LLCSep 12, 2025Sep 12, 20251
62N247NTXJ MARQUEZ TRANSPORT LLCJul 21, 2025Jul 21, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026