Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYDP9X5JJ213655 · Truck-Tractor · TRUCK
Carriers run under2
17 mo
Inspections5
all-time
OOS inspections1
of 5
First seenNov 5, 2024
TX
Last seenApr 27, 2026
TX
Inspected under 2 different carriers in 17 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
1XKYDP9X5JJ213655
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 28, 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
5 · valid

Deterministic · position 9; calculated value 5.

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
213655

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 · Nov 5, 2024 – Apr 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 27, 2026TXII · Walk-around0GULF WINDS INTERNATIONAL INC 6901471L34449/TX
Sep 30, 2025TXI · Full0OPTIX LLC 37187651L34449/TX
Jul 11, 2025TXII · Walk-around1OPTIX LLC 37187651L34449/TX
Feb 12, 2025TXI · Full0OPTIX LLC 37187651L34449/TX
Nov 5, 2024TXII · Walk-around2OOSOPTIX LLC 37187651L34449/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GULF WINDS INTERNATIONAL INC690147Apr 27, 2026Apr 27, 20261TX
OPTIX LLC3718765Nov 5, 2024Sep 30, 20254TX
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.
1L34449TXGULF WINDS INTERNATIONAL INCApr 27, 2026Apr 27, 20261
1L34449TXOPTIX LLCNov 5, 2024Sep 30, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026