Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T8 Series

1XKDDP9X8CJ301035 · Truck-Tractor · TRUCK
T800
Carriers run under3
31 mo
Inspections11
all-time
OOS inspections4
of 11
First seenJul 28, 2023
TX
Last seenFeb 12, 2026
TX
Inspected under 3 different carriers in 31 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
1XKDDP9X8CJ301035
Make
Kenworth
Model
T8 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 17, 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
DDP9X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
301035

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 · 479 decoded VINs at 100.0% prefix purity.

Model
T8 Series

Prefix basis · 479 decoded VINs at 100.0% prefix purity.

Model line
T800

Sourced label · prefix basis 479 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-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 · Jul 28, 2023 – Feb 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 12, 2026TXI · Full4OOSTJK LOGISTICS LLC 42601881M31818/TX
Nov 5, 2025TXII · Walk-around1OOSTJK LOGISTICS LLC 42601881M31818/TX
Oct 8, 2025TXII · Walk-around0TJK LOGISTICS LLC 42601881M31818/TX
May 21, 2025TXII · Walk-around0TJK LOGISTICS LLC 42601881M31818/TX
Apr 21, 2025TXI · Full5TJK LOGISTICS LLC 42601881M31818/TX
Apr 9, 2025TXII · Walk-around0TJK LOGISTICS LLC 42601881M31818/TX
Dec 13, 2024TXI · Full2TJK LOGISTICS LLC 42601881M31818/TX
Jun 6, 2024TXII · Walk-around1OOSJ L GUILLEN TRUCKING LLC 32524711M31818/TX
Feb 21, 2024TXII · Walk-around3ANDRES JUAN MUNIZ 36395181M31818/TX
Aug 28, 2023TXII · Walk-around4OOSANDRES JUAN MUNIZ 36395181M31818/TX
Jul 28, 2023TXII · Walk-around6ANDRES JUAN MUNIZ 36395181M31818/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TJK LOGISTICS LLC4260188Dec 13, 2024Feb 12, 20267TX
J L GUILLEN TRUCKING LLC3252471Jun 6, 2024Jun 6, 20241TX
ANDRES JUAN MUNIZ3639518Jul 28, 2023Feb 21, 20243TX
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.
1M31818TXTJK LOGISTICS LLCDec 13, 2024Feb 12, 20267
1M31818TXJ L GUILLEN TRUCKING LLCJun 6, 2024Jun 6, 20241
1M31818TXANDRES JUAN MUNIZJul 28, 2023Feb 21, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026