Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T8 Series

1NKDXPTX9CJ332501 · Truck · INCOMPLETE VEHICLE
T800
Carriers run under2
16 mo
Inspections6
all-time
OOS inspections0
of 6
First seenSep 8, 2023
TN
Last seenJan 28, 2025
TN
Inspected under 2 different carriers in 16 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
1NKDXPTX9CJ332501
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
Jun 23, 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
DXPTX

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
332501

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 · 81 decoded VINs at 100.0% prefix purity.

Model
T8 Series

Prefix basis · 81 decoded VINs at 100.0% prefix purity.

Model line
T800

Sourced label · prefix basis 81 decoded VINs at 100.0% 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 · Sep 8, 2023 – Jan 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 28, 2025TNIII · Driver-only0STEPHENS EXCAVATING LLC 38874237460H10/TN
Nov 18, 2024TNIII · Driver-only0STEPHENS EXCAVATING LLC 38874237460H10/UK
Jul 31, 2024TNIII · Driver-only0STEPHENS EXCAVATING LLC 38874237460H10/UK
Jul 25, 2024TNIII · Driver-only0STEPHENS EXCAVATING INC 3358977460H10/UK
Jul 1, 2024TNIII · Driver-only0STEPHENS EXCAVATING LLC 38874237460H10/TN
Sep 8, 2023TNI · Full0STEPHENS EXCAVATING LLC 38874237460H10/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STEPHENS EXCAVATING LLC3887423Sep 8, 2023Jan 28, 20255TN
STEPHENS EXCAVATING INC335897Jul 25, 2024Jul 25, 20241MD
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.
7460H10TNSTEPHENS EXCAVATING LLCSep 8, 2023Jan 28, 20253
7460H10UKSTEPHENS EXCAVATING LLCJul 31, 2024Nov 18, 20242
7460H10UKSTEPHENS EXCAVATING INCJul 25, 2024Jul 25, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026