Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYDP9XXLJ406502 · Truck-Tractor · TRUCK
Carriers run under2
12 mo
Inspections5
all-time
OOS inspections2
of 5
First seenNov 26, 2024
NM
Last seenNov 18, 2025
IA
Inspected under 2 different carriers in 12 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
1XKYDP9XXLJ406502
Make
Kenworth
Model
T680
Model year
2020
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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1990 or 2020

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

North American serial sequence
406502

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
2020

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 26, 2024 – Nov 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 18, 2025IAIII · Driver-only0A&S TRANSPORTATION LLC 4236402CDWO82/CO
Oct 28, 2025COII · Walk-around1A&S TRANSPORTATION LLC 4236402CDW082/CO
Mar 25, 2025KSII · Walk-around4OOSA&S TRANSPORTATION LLC 4236402AL9497/ID
Feb 5, 2025TXII · Walk-around1OOSYAMEN TRANSPORTATION LLC 4083539AL9497/ID
Nov 26, 2024NMIII · Driver-only0YAMEN TRANSPORTATION LLC 4083539534551/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
A&S TRANSPORTATION LLC4236402Mar 25, 2025Nov 18, 20253CO
YAMEN TRANSPORTATION LLC4083539Nov 26, 2024Feb 5, 20252ID
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.
CDWO82COA&S TRANSPORTATION LLCNov 18, 2025Nov 18, 20251
CDW082COA&S TRANSPORTATION LLCOct 28, 2025Oct 28, 20251
AL9497IDA&S TRANSPORTATION LLCMar 25, 2025Mar 25, 20251
AL9497IDYAMEN TRANSPORTATION LLCFeb 5, 2025Feb 5, 20251
534551IDYAMEN TRANSPORTATION LLCNov 26, 2024Nov 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026