Equipment unit · VIN-decoded · NHTSA vPIC

2019 Kenworth T680

1XKYDP9X8KJ371831 · Truck-Tractor · TRUCK
Carriers run under1
30 mo
Inspections6
all-time
OOS inspections1
of 6
First seenSep 26, 2023
IL
Last seenMar 2, 2026
IL
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKYDP9X8KJ371831
Make
Kenworth
Model
T680
Model year
2019
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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1989 or 2019

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

North American serial sequence
371831

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
2019

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 · Sep 26, 2023 – Mar 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 2, 2026ILI · Full0CRYSTAL FLASH INC 237926RC07449/MI
Sep 10, 2025ILI · Full0CRYSTAL FLASH INC 237926RC07449/MI
Sep 10, 2024ILI · Full0CRYSTAL FLASH INC 237926RC07449/IL
Aug 28, 2024MII · Full1OOSCRYSTAL FLASH INC 237926RC07449/MI
Apr 4, 2024INII · Walk-around0CRYSTAL FLASH INC 237926EC07449/MI
Sep 26, 2023ILII · Walk-around0CRYSTAL FLASH INC 237926RC07449/MI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CRYSTAL FLASH INC237926Sep 26, 2023Mar 2, 20266MI
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.
RC07449MICRYSTAL FLASH INCSep 26, 2023Mar 2, 20264
RC07449ILCRYSTAL FLASH INCSep 10, 2024Sep 10, 20241
EC07449MICRYSTAL FLASH INCApr 4, 2024Apr 4, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026