Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth T680

1XKYAP9X7FJ443956 · Truck-Tractor · TRUCK
Carriers run under1
8 mo
Inspections5
all-time
OOS inspections2
of 5
First seenDec 19, 2024
TX
Last seenAug 18, 2025
CO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKYAP9X7FJ443956
Make
Kenworth
Model
T680
Model year
2015
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
YAP9X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1985 or 2015

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

North American serial sequence
443956

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 · 105 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 105 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
2015

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 · Dec 19, 2024 – Aug 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 18, 2025COIII · Driver-only2VIPER TRANSPORT LLC 3441681CDWQ70/CO
Jun 24, 2025TXII · Walk-around18VIPER TRANSPORT LLC 3441681DLK322/CO
Jun 12, 2025TXII · Walk-around14OOSVIPER TRANSPORT LLC 3441681DLK322/CO
Mar 28, 2025COIII · Driver-only6OOSVIPER TRANSPORT LLC 3441681NO PLATE/CO
Dec 19, 2024TXII · Walk-around10VIPER TRANSPORT LLC 3441681DLK322/CO
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VIPER TRANSPORT LLC3441681Dec 19, 2024Aug 18, 20255CO
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.
CDWQ70COVIPER TRANSPORT LLCAug 18, 2025Aug 18, 20251
DLK322COVIPER TRANSPORT LLCDec 19, 2024Jun 24, 20253
NO PLATECOVIPER TRANSPORT LLCMar 28, 2025Mar 28, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026