Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYDP9X1JJ202801 · Truck-Tractor · TRUCK
Carriers run under3
19 mo
Inspections6
all-time
OOS inspections3
of 6
First seenOct 29, 2024
TX
Last seenMay 11, 2026
IL
Inspected under 3 different carriers in 19 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
1XKYDP9X1JJ202801
Make
Kenworth
Model
T680
Model year
2018
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
YDP9X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1988 or 2018

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

North American serial sequence
202801

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 · 26,022 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 26,022 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T680

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 29, 2024 – May 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 11, 2026ILIII · Driver-only0WILLIAMS DEDICATED LLC 16596812584659/IN
Aug 30, 2025TXII · Walk-around1OOSTFI LOGISTICS LLC 3716433R760305/TX
Jul 29, 2025TXI · Full11OOSTFI LOGISTICS LLC 3716433R760305/TX
Jan 16, 2025KYIII · Driver-only1TFI LOGISTICS LLC 3716433R760305/TX
Nov 6, 2024SCIII · Driver-only1DSM TRANSPORT LLC 1982195R632619/TX
Oct 29, 2024TXII · Walk-around6OOSDSM TRANSPORT LLC 1982195R632619/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WILLIAMS DEDICATED LLC1659681May 11, 2026May 11, 20261IL
TFI LOGISTICS LLC3716433Jan 16, 2025Aug 30, 20253TX
DSM TRANSPORT LLC1982195Oct 29, 2024Nov 6, 20242TX
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.
2584659INWILLIAMS DEDICATED LLCMay 11, 2026May 11, 20261
R760305TXTFI LOGISTICS LLCJan 16, 2025Aug 30, 20253
R632619TXDSM TRANSPORT LLCOct 29, 2024Nov 6, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026