Equipment unit · VIN-decoded · NHTSA vPIC

2008 Kenworth T6 Series

3WKAD40X98F812764 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections13
all-time
OOS inspections4
of 13
First seenOct 13, 2023
TX
Last seenMay 28, 2026
US
Inspected under 2 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
3WKAD40X98F812764
Make
Kenworth
Model
T6 Series
Model year
2008
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
3WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AD40X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2008 or 2038

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

North American serial sequence
812764

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
2008

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

  • 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 · Oct 13, 2023 – May 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2026USII · Walk-around2SERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
May 21, 2026USII · Walk-around3OOSSERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
Apr 24, 2026USII · Walk-around6SERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
Apr 22, 2026USI · Full7SERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
Apr 1, 2026USI · Full9SERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
Oct 13, 2025USI · Full12OOSSERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
Sep 20, 2025USI · Full9SERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV 1949729525DZ2/MX
Aug 26, 2024USI · Full5OOSFLETES MEX SA DE CV 633494525DZ2/MX
Jun 21, 2024USI · Full5FLETES MEX SA DE CV 633494525DZ2/MX
May 14, 2024USI · Full7OOSFLETES MEX SA DE CV 633494525DZ2/MX
Dec 1, 2023TXIII · Driver-only2FLETES MEX SA DE CV 633494525DZ2/MX
Oct 27, 2023TXIII · Driver-only1FLETES MEX SA DE CV 633494525DZ2/MX
Oct 13, 2023TXII · Walk-around3FLETES MEX SA DE CV 633494525DZ2/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CV1949729Sep 20, 2025May 28, 20267CH
FLETES MEX SA DE CV633494Oct 13, 2023Aug 26, 20246CH
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.
525DZ2MXSERVITRANSPORTES DE CARGA ESPECIALIZADA SA DE CVSep 20, 2025May 28, 20267
525DZ2MXFLETES MEX SA DE CVOct 13, 2023Aug 26, 20246
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026