Equipment unit · VIN-decoded · NHTSA vPIC

2004 Kenworth T600

3WKAD40X04F613418 · Truck-Tractor · TRUCK
Carriers run under2
20 mo
Inspections9
all-time
OOS inspections4
of 9
First seenDec 21, 2023
TX
Last seenAug 16, 2025
TX
Inspected under 2 different carriers in 20 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
3WKAD40X04F613418
Make
Kenworth
Model
T600
Model year
2004
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
3WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AD40X

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2004 or 2034

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
613418

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2004

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T600

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Dec 21, 2023 – Aug 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 16, 2025TXII · Walk-around10OOSJOSE NATIVIDAD HERRERA FLORES 297080813Z992V/TX
Aug 6, 2025TXI · Full5OOSJOSE NATIVIDAD HERRERA FLORES 297080814AK3Z/MX
May 23, 2024TXIII · Driver-only0LUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK3Z/MX
May 18, 2024TXII · Walk-around2LUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK3Z/MX
Apr 15, 2024TXIII · Driver-only0LUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK3Z/TA
Mar 25, 2024TXII · Walk-around0LUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK3Z/TA
Mar 12, 2024TXII · Walk-around0LUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK3Z/MX
Feb 3, 2024TXII · Walk-around2OOSLUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK37/MX
Dec 21, 2023TXI · Full8OOSLUXEMBORG MEXICO FUEL GROUP SA DE CV 382890514AK32/TA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOSE NATIVIDAD HERRERA FLORES2970808Aug 6, 2025Aug 16, 20252TA
LUXEMBORG MEXICO FUEL GROUP SA DE CV3828905Dec 21, 2023May 23, 20247TA
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.
13Z992VTXJOSE NATIVIDAD HERRERA FLORESAug 16, 2025Aug 16, 20251
14AK3ZMXJOSE NATIVIDAD HERRERA FLORESAug 6, 2025Aug 6, 20251
14AK3ZMXLUXEMBORG MEXICO FUEL GROUP SA DE CVMar 12, 2024May 23, 20243
14AK3ZTALUXEMBORG MEXICO FUEL GROUP SA DE CVMar 25, 2024Apr 15, 20242
14AK37MXLUXEMBORG MEXICO FUEL GROUP SA DE CVFeb 3, 2024Feb 3, 20241
14AK32TALUXEMBORG MEXICO FUEL GROUP SA DE CVDec 21, 2023Dec 21, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026