Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYDP9X8LJ354075 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections7
all-time
OOS inspections0
of 7
First seenAug 18, 2023
TX
Last seenMay 4, 2026
NM
Inspected under 2 different carriers in 33 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
1XKYDP9X8LJ354075
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 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
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
1990 or 2020

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

North American serial sequence
354075

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 · Aug 18, 2023 – May 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 4, 2026NMIII · Driver-only0S PEREZ TRANSPORT LLC 3649608TEMP/TX
Dec 27, 2025LAIII · Driver-only1S PEREZ TRANSPORT LLC 3649608R781135/TX
Sep 24, 2025ARIII · Driver-only2S PEREZ TRANSPORT LLC 3649608R781135/TX
Jun 10, 2025TXII · Walk-around1S PEREZ TRANSPORT LLC 3649608R781135/TX
Oct 7, 2023TXII · Walk-around0SPIRIT TRUCK LINES LLC 437028R402119/TX
Sep 28, 2023TXII · Walk-around0SPIRIT TRUCK LINES LLC 437028R402119/TX
Aug 18, 2023TXII · Walk-around0SPIRIT TRUCK LINES LLC 437028R402119/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
S PEREZ TRANSPORT LLC3649608Jun 10, 2025May 4, 20264TX
SPIRIT TRUCK LINES LLC437028Aug 18, 2023Oct 7, 20233TX
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.
TEMPTXS PEREZ TRANSPORT LLCMay 4, 2026May 4, 20261
R781135TXS PEREZ TRANSPORT LLCJun 10, 2025Dec 27, 20253
R402119TXSPIRIT TRUCK LINES LLCAug 18, 2023Oct 7, 20233
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026