Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T6 Series

1XKADP9X6CJ335851 · Truck-Tractor · TRUCK
T600
Carriers run under3
34 mo
Inspections14
all-time
OOS inspections3
of 14
First seenAug 17, 2023
NM
Last seenJun 1, 2026
US
Inspected under 3 different carriers in 34 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
1XKADP9X6CJ335851
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 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ADP9X

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
335851

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 · 1,080 decoded VINs at 93.3% prefix purity.

Model
T6 Series

Prefix basis · 1,080 decoded VINs at 93.3% prefix purity.

Model line
T600

Sourced label · prefix basis 1,080 decoded VINs at 93.3% 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 · Aug 17, 2023 – Jun 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 1, 2026USI · Full4OOSCRUZ NICOLAS WALL ENNS 3839346EC8197A/CI
Apr 15, 2026NMIII · Driver-only0CRUZ NICOLAS WALL ENNS 3839346EC8197A/MX
Mar 6, 2026USI · Full0CRUZ NICOLAS WALL ENNS 3839346EC8197A/MX
Dec 23, 2025USIII · Driver-only0CRUZ NICOLAS WALL ENNS 3839346EC8197A/MX
Dec 1, 2025USI · Full0CRUZ NICOLAS WALL ENNS 3839346EC8197A/CI
Oct 28, 2025USIII · Driver-only0CRUZ NICOLAS WALL ENNS 3839346EC8197A/CI
Sep 17, 2025NMIII · Driver-only0CRUZ NICOLAS WALL ENNS 3839346EC8197A/MX
Sep 15, 2025USI · Full0CRUZ NICOLAS WALL ENNS 3839346EC8197A/CI
Jul 31, 2025USI · Full1FRIESSEN GIESBRECHT FRANZ 3586666EC8197A/CI
May 8, 2025USI · Full2FRIESSEN GIESBRECHT FRANZ 3586666EC8197A/CI
Dec 10, 2024USI · Full5FRIESSEN GIESBRECHT FRANZ 3586666EC8197A/CI
Dec 15, 2023USII · Walk-around2OOSOLD COWBOY TRUCKING LLC 3515509EC8197A/CI
Nov 14, 2023NMI · Full3OOSOLD COWBOY TRUCKING LLC 3515509WD134468/NM
Aug 17, 2023NMI · Full2OLD COWBOY TRUCKING LLC 3515509WD134468/NM
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CRUZ NICOLAS WALL ENNS3839346Sep 15, 2025Jun 1, 20268CI
FRIESSEN GIESBRECHT FRANZ3586666Dec 10, 2024Jul 31, 20253CI
OLD COWBOY TRUCKING LLC3515509Aug 17, 2023Dec 15, 20233NM
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.
EC8197ACICRUZ NICOLAS WALL ENNSSep 15, 2025Jun 1, 20264
EC8197AMXCRUZ NICOLAS WALL ENNSSep 17, 2025Apr 15, 20264
EC8197ACIFRIESSEN GIESBRECHT FRANZDec 10, 2024Jul 31, 20253
EC8197ACIOLD COWBOY TRUCKING LLCDec 15, 2023Dec 15, 20231
WD134468NMOLD COWBOY TRUCKING LLCAug 17, 2023Nov 14, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026