Equipment unit · VIN-decoded · NHTSA vPIC

2022 Kenworth T680

1XKYD49X8NJ481636 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJun 23, 2023
ID
Last seenMay 12, 2025
ID
Inspected under 2 different carriers in 23 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
1XKYD49X8NJ481636
Make
Kenworth
Model
T680
Model year
2022
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
YD49X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1992 or 2022

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

North American serial sequence
481636

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 · 43,483 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 43,483 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
2022

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 · Jun 23, 2023 – May 12, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2025IDII · Walk-around1WESTERN FLYER EXPRESS LLC 6589093LB986/OK
Nov 6, 2024NMII · Walk-around0WESTERN FLYER EXPRESS LLC 6589093LB986/OK
Oct 8, 2024TXII · Walk-around0WESTERN FLYER EXPRESS LLC 6589093LB986/OK
Sep 21, 2024CTII · Walk-around1SUPREME AUTO TRANSPORT LLC 9129233FW837/OK
Jul 20, 2023MNI · Full6OOSWESTERN FLYER EXPRESS LLC 6589093FW387/OK
Jun 23, 2023IDII · Walk-around1WESTERN FLYER EXPRESS LLC 6589093FW387/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN FLYER EXPRESS LLC658909Jun 23, 2023May 12, 20255OK
SUPREME AUTO TRANSPORT LLC912923Sep 21, 2024Sep 21, 20241CO
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.
3LB986OKWESTERN FLYER EXPRESS LLCOct 8, 2024May 12, 20253
3FW837OKSUPREME AUTO TRANSPORT LLCSep 21, 2024Sep 21, 20241
3FW387OKWESTERN FLYER EXPRESS LLCJun 23, 2023Jul 20, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026