Equipment unit · VIN-decoded · NHTSA vPIC

2025 Kenworth T6 Series

1XKADR9X2SJ643108 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 16, 2024
TX
Last seenSep 16, 2025
TX
Inspected under 2 different carriers in 18 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
1XKADR9X2SJ643108
Make
Kenworth
Model
T6 Series
Model year
2025
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
ADR9X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1995 or 2025

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

North American serial sequence
643108

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
2025

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 · Mar 16, 2024 – Sep 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 16, 2025TXI · Full7J & R EXCAVATING LLC 2021238WLD7998/TX
Jul 24, 2025TXII · Walk-around3J & R EXCAVATING LLC 2021238WLD7998/TX
Jan 6, 2025TXII · Walk-around9OOSJ & R EXCAVATING LLC 2021238GVN8787/TX
Nov 11, 2024TXII · Walk-around2JULIA LOPEZ PEREZ 1395512GVN8787/TX
May 9, 2024TXI · Full6OOSJ & R EXCAVATING LLC 2021238GVN8787/TX
Mar 16, 2024TXII · Walk-around4J & R EXCAVATING LLC 2021238GVN8787/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J & R EXCAVATING LLC2021238Mar 16, 2024Sep 16, 20255TX
JULIA LOPEZ PEREZ1395512Nov 11, 2024Nov 11, 20241GJ
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.
WLD7998TXJ & R EXCAVATING LLCJul 24, 2025Sep 16, 20252
GVN8787TXJ & R EXCAVATING LLCMar 16, 2024Jan 6, 20253
GVN8787TXJULIA LOPEZ PEREZNov 11, 2024Nov 11, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026