Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYDP9X4LJ340688 · Truck-Tractor · TRUCK
Carriers run under4
25 mo
Inspections6
all-time
OOS inspections0
of 6
First seenJan 30, 2024
MI
Last seenFeb 26, 2026
CO
Inspected under 4 different carriers in 25 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
1XKYDP9X4LJ340688
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 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
4 · valid

Deterministic · position 9; calculated value 4.

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
340688

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 · Jan 30, 2024 – Feb 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 26, 2026COII · Walk-around2LONG HAUL LLC 1482875AJB127/KS
Dec 3, 2025ARIII · Driver-only1LONG HAUL LLC 1482875AHH630/KS
Jun 24, 2025ILIII · Driver-only1ICY LOGISTICS INC 3305463787200ST/IL
Jan 2, 2025ARIII · Driver-only0MAXIM EXPEDITED LLC 3822451P1269864/IL
Dec 31, 2024GAIII · Driver-only3MAXIM EXPEDITED LLC 3822451P1269864/IL
Jan 30, 2024MIII · Walk-around1A D TRANSPORT EXPRESS INC 296052RB77853/MI
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LONG HAUL LLC1482875Dec 3, 2025Feb 26, 20262KS
ICY LOGISTICS INC3305463Jun 24, 2025Jun 24, 20251IL
MAXIM EXPEDITED LLC3822451Dec 31, 2024Jan 2, 20252IL
A D TRANSPORT EXPRESS INC296052Jan 30, 2024Jan 30, 20241MI
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.
AJB127KSLONG HAUL LLCFeb 26, 2026Feb 26, 20261
AHH630KSLONG HAUL LLCDec 3, 2025Dec 3, 20251
787200STILICY LOGISTICS INCJun 24, 2025Jun 24, 20251
P1269864ILMAXIM EXPEDITED LLCDec 31, 2024Jan 2, 20252
RB77853MIA D TRANSPORT EXPRESS INCJan 30, 2024Jan 30, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026