Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T8 Series

1NKDL40X0CR311780 · Truck · INCOMPLETE VEHICLE
T800
Carriers run under1
16 mo
Inspections6
all-time
OOS inspections2
of 6
First seenAug 15, 2024
CA
Last seenDec 30, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKDL40X0CR311780
Make
Kenworth
Model
T8 Series
Model year
2012
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 16, 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
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DL40X

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
311780

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 · 469 decoded VINs at 92.1% prefix purity.

Model
T8 Series

Prefix basis · 469 decoded VINs at 92.1% prefix purity.

Model line
T800

Sourced label · prefix basis 469 decoded VINs at 92.1% 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
T8 Series

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 15, 2024 – Dec 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 30, 2025CAII · Walk-around3OOSJOHN WHEELER LOGGING INC 284802716354D1/CA
May 8, 2025CAII · Walk-around1JOHN WHEELER LOGGING INC 284802716354D1/CA
May 1, 2025CAII · Walk-around0JOHN WHEELER LOGGING INC 284802716354D1/CA
Sep 5, 2024CAI · Full0JOHN WHEELER LOGGING INC 284802716354D1/CA
Aug 23, 2024CAI · Full3JOHN WHEELER LOGGING INC 284802716354D1/CA
Aug 15, 2024CAI · Full2OOSJOHN WHEELER LOGGING INC 284802716354D1/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOHN WHEELER LOGGING INC2848027Aug 15, 2024Dec 30, 20256CA
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.
16354D1CA1JOHN WHEELER LOGGING INCAug 15, 2024Dec 30, 20256
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 16, 2026