Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYDP9X6LJ342409 · Truck-Tractor · TRUCK
Carriers run under4
37 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJun 27, 2023
AZ
Last seenJul 29, 2026
MT
Inspected under 4 different carriers in 37 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
1XKYDP9X6LJ342409
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
Jul 11, 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
6 · valid

Deterministic · position 9; calculated value 6.

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
342409

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 · Jun 27, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026MTIII · Driver-only1SULTAN TRANS INC 2365671P1324326/IL
Apr 16, 2026MOI · Full5A & A LOGISTICS INC 1533540P1324326/IL
Feb 3, 2026ILIII · Driver-only0A & A LOGISTICS INC 1533540P1324362/IL
Jan 14, 2025TXII · Walk-around0ACE TRANS LLC 41633781184877/IL
Jun 27, 2023AZII · Walk-around4OOSACE TRANSPORTATION INC 3396641P1184877/IL
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SULTAN TRANS INC2365671Jul 29, 2026Jul 29, 20261OH
A & A LOGISTICS INC1533540Feb 3, 2026Apr 16, 20262IL
ACE TRANS LLC4163378Jan 14, 2025Jan 14, 20251IL
ACE TRANSPORTATION INC3396641Jun 27, 2023Jun 27, 20231IL
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.
P1324326IL1SULTAN TRANS INCJul 29, 2026Jul 29, 20261
P1324326ILA & A LOGISTICS INCApr 16, 2026Apr 16, 20261
P1324362ILA & A LOGISTICS INCFeb 3, 2026Feb 3, 20261
1184877ILACE TRANS LLCJan 14, 2025Jan 14, 20251
P1184877ILACE TRANSPORTATION INCJun 27, 2023Jun 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 11, 2026