Equipment unit · VIN-decoded · NHTSA vPIC

2019 Kenworth T680

3WKYD40X1KF506339 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections3
all-time
OOS inspections2
of 3
First seenOct 17, 2023
US
Last seenAug 13, 2025
AZ
Inspected under 2 different carriers in 22 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
3WKYD40X1KF506339
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
Aug 8, 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
3WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
YD40X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
506339

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 · 749 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 749 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 · Oct 17, 2023 – Aug 13, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 13, 2025AZII · Walk-around4OOSZAMORA LOGISTICS LLC 3948504AM59464/AZ
Oct 18, 2023USI · Full12MANUEL ZAMORA TRUCKING SA DE CV 55763704AR3G/MX
Oct 17, 2023USI · Full14OOSMANUEL ZAMORA TRUCKING SA DE CV 55763704AR3G/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ZAMORA LOGISTICS LLC3948504Aug 13, 2025Aug 13, 20251AZ
MANUEL ZAMORA TRUCKING SA DE CV557637Oct 17, 2023Oct 18, 20232SO
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.
AM59464AZZAMORA LOGISTICS LLCAug 13, 2025Aug 13, 20251
04AR3GMXMANUEL ZAMORA TRUCKING SA DE CVOct 17, 2023Oct 18, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 8, 2026