Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T8 Series

1NKDL49X6CJ312420 · Truck · INCOMPLETE VEHICLE
T800
Carriers run under1
36 mo
Inspections5
all-time
OOS inspections0
of 5
First seenAug 25, 2023
TN
Last seenAug 6, 2026
TN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NKDL49X6CJ312420
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
Jul 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
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DL49X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
312420

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 · 157 decoded VINs at 91.1% prefix purity.

Model
T8 Series

Prefix basis · 157 decoded VINs at 91.1% prefix purity.

Model line
T800

Sourced label · prefix basis 157 decoded VINs at 91.1% 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 25, 2023 – Aug 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 6, 2026TNI · Full0JONES BROS TOWING & TRUCKING INC 2899711H11549/TN
Jul 9, 2026TNIII · Driver-only0JONES BROS TOWING & TRUCKING INC 2899711H11549/TN
Aug 21, 2025TNI · Full0JONES BROS TOWING & TRUCKING INC 2899711H 11549/TN
Aug 22, 2024TNI · Full0JONES BROS TOWING & TRUCKING INC 289971H6 20772/TN
Aug 25, 2023TNI · Full0JONES BROS TOWING & TRUCKING INC 289971H620772/TN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JONES BROS TOWING & TRUCKING INC289971Aug 25, 2023Aug 6, 20265KY
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.
1H11549TN1JONES BROS TOWING & TRUCKING INCJul 9, 2026Aug 6, 20262
1H 11549TNJONES BROS TOWING & TRUCKING INCAug 21, 2025Aug 21, 20251
H6 20772TNJONES BROS TOWING & TRUCKING INCAug 22, 2024Aug 22, 20241
H620772TNJONES BROS TOWING & TRUCKING INCAug 25, 2023Aug 25, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 14, 2026