Equipment unit · VIN-decoded · NHTSA vPIC

2014 Kenworth T6 Series

1XKAD49X7EJ413927 · Truck-Tractor · TRUCK
T600
Carriers run under1
31 mo
Inspections8
all-time
OOS inspections3
of 8
First seenJan 23, 2024
CA
Last seenAug 10, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKAD49X7EJ413927
Make
Kenworth
Model
T6 Series
Model year
2014
Body class
Truck-Tractor
Vehicle type
TRUCK
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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1984 or 2014

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

North American serial sequence
413927

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
2014

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 · Jan 23, 2024 – Aug 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 10, 2026CAV · Vehicle-only0MARTIN A FIERRO 1050473ZP61048/CA
Dec 5, 2025CAI · Full3OOSMARTIN A FIERRO 1050473YP87075/CA
Feb 25, 2025CAI · Full1MARTIN A FIERRO 1050473XP87075/CA
Jan 14, 2025CAIII · Driver-only0MARTIN A FIERRO 1050473YP87075/CA
Nov 4, 2024CAII · Walk-around2OOSMARTIN A FIERRO 1050473YP87075/CA
Oct 24, 2024CAII · Walk-around1MARTIN A FIERRO 1050473YP87075/CA
Jun 24, 2024CAI · Full4OOSMARTIN A FIERRO 1050473YP87075/CA
Jan 23, 2024CAI · Full0MARTIN A FIERRO 1050473YP87075/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARTIN A FIERRO1050473Jan 23, 2024Aug 10, 20268CA
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.
ZP61048CA1MARTIN A FIERROAug 10, 2026Aug 10, 20261
YP87075CAMARTIN A FIERROJan 23, 2024Dec 5, 20256
XP87075CAMARTIN A FIERROFeb 25, 2025Feb 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026