Equipment unit · VIN-decoded · NHTSA vPIC

2012 Kenworth T8 Series

1XKDD49X7CJ299938 · Truck-Tractor · TRUCK
T800
Carriers run under3
28 mo
Inspections7
all-time
OOS inspections5
of 7
First seenFeb 27, 2024
TX
Last seenJun 19, 2026
TX
Inspected under 3 different carriers in 28 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
1XKDD49X7CJ299938
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 24, 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
DD49X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
299938

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 · 1,944 decoded VINs at 93.9% prefix purity.

Model
T8 Series

Prefix basis · 1,944 decoded VINs at 93.9% prefix purity.

Model line
T800

Sourced label · prefix basis 1,944 decoded VINs at 93.9% 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 · Feb 27, 2024 – Jun 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 19, 2026TXII · Walk-around6OOSTJK LOGISTICS LLC 42601881M31824/TX
Jun 24, 2025TXII · Walk-around1OOSTJK LOGISTICS LLC 42601881M31824/TX
Oct 31, 2024TXI · Full11OOSTJK LOGISTICS LLC 42601881M31824/TX
Oct 15, 2024TXII · Walk-around2TJK LOGISTICS LLC 42601881M31824/TX
Jul 12, 2024TXII · Walk-around1J L GUILLEN TRUCKING LLC 32524711M31824/TX
Jun 14, 2024TXII · Walk-around12OOSJ L GUILLEN TRUCKING LLC 32524711M31824/TX
Feb 27, 2024TXII · Walk-around7OOSANDRES JUAN MUNIZ 36395181M31824/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TJK LOGISTICS LLC4260188Oct 15, 2024Jun 19, 20264TX
J L GUILLEN TRUCKING LLC3252471Jun 14, 2024Jul 12, 20242TX
ANDRES JUAN MUNIZ3639518Feb 27, 2024Feb 27, 20241TX
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.
1M31824TX1TJK LOGISTICS LLCOct 15, 2024Jun 19, 20264
1M31824TXJ L GUILLEN TRUCKING LLCJun 14, 2024Jul 12, 20242
1M31824TXANDRES JUAN MUNIZFeb 27, 2024Feb 27, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026