Equipment unit · VIN-decoded · NHTSA vPIC

2015 Kenworth T680

3WKYD40X8FF466394 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections9
all-time
OOS inspections3
of 9
First seenSep 3, 2023
TX
Last seenJul 30, 2026
US
Inspected under 2 different carriers in 34 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
3WKYD40X8FF466394
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 21, 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
8 · valid

Deterministic · position 9; calculated value 8.

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
466394

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
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 · Sep 3, 2023 – Jul 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 30, 2026USIII · Driver-only0MANUEL ALEJANDRO MARROQUIN GARZA 412384815AP4E/MX
Mar 20, 2026USI · Full5OOSMANUEL ALEJANDRO MARROQUIN GARZA 412384815AP4E/MX
Jan 30, 2025USI · Full11OOSALEJANDRO MARROQUIN ELIZONDO 101509915AP4E/MX
Oct 22, 2024USII · Walk-around5MANUEL ALEJANDRO MARROQUIN GARZA 412384815AP4E/MX
Sep 17, 2024TXII · Walk-around5ALEJANDRO MARROQUIN ELIZONDO 101509915AP4E/MX
Aug 9, 2024USII · Walk-around0ALEJANDRO MARROQUIN ELIZONDO 101509915AP4E/MX
Jul 23, 2024TXII · Walk-around3ALEJANDRO MARROQUIN ELIZONDO 101509915AP4E/MX
Dec 5, 2023USII · Walk-around1ALEJANDRO MARROQUIN ELIZONDO 101509915AP4E/MX
Sep 3, 2023TXII · Walk-around7OOSALEJANDRO MARROQUIN ELIZONDO 101509915AP4E/TA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MANUEL ALEJANDRO MARROQUIN GARZA4123848Oct 22, 2024Jul 30, 20263TA
ALEJANDRO MARROQUIN ELIZONDO1015099Sep 3, 2023Jan 30, 20256TA
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.
15AP4EMX1MANUEL ALEJANDRO MARROQUIN GARZAOct 22, 2024Jul 30, 20263
15AP4EMXALEJANDRO MARROQUIN ELIZONDODec 5, 2023Jan 30, 20255
15AP4ETAALEJANDRO MARROQUIN ELIZONDOSep 3, 2023Sep 3, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026