Equipment unit · VIN-decoded · NHTSA vPIC

2023 Kenworth T680

1XKYDP9X1PJ251666 · Truck-Tractor · TRUCK
Carriers run under3
23 mo
Inspections7
all-time
OOS inspections0
of 7
First seenNov 18, 2023
CO
Last seenOct 29, 2025
AZ
Inspected under 3 different carriers in 23 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
1XKYDP9X1PJ251666
Make
Kenworth
Model
T680
Model year
2023
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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1993 or 2023

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

North American serial sequence
251666

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
2023

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 · Nov 18, 2023 – Oct 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 29, 2025AZII · Walk-around4PRO INTERMODAL LLC 1975822DF20BF/FL
Jul 24, 2025LAIII · Driver-only2PRO INTERMODAL LLC 1975822DF20BF/FL
Jul 24, 2025LAI · Full0KNOWLES ON SITE LLC 3308030CGUBUJ/FL
Oct 1, 2024SCIII · Driver-only0PRO INTERMODAL LLC 1975822AB42ZI/FL
Jul 1, 2024CAI · Full0PRO INTERMODAL LLC 1975822AB42ZI/FL
Apr 19, 2024FLIII · Driver-only0PROGRESSIVE INTERMODAL INC 1603405AB42ZI/FL
Nov 18, 2023COIII · Driver-only1PRO INTERMODAL LLC 1975822AB42ZI/FL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PRO INTERMODAL LLC1975822Nov 18, 2023Oct 29, 20255FL
KNOWLES ON SITE LLC3308030Jul 24, 2025Jul 24, 20251AL
PROGRESSIVE INTERMODAL INC1603405Apr 19, 2024Apr 19, 20241FL
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.
DF20BFFLPRO INTERMODAL LLCJul 24, 2025Oct 29, 20252
CGUBUJFLKNOWLES ON SITE LLCJul 24, 2025Jul 24, 20251
AB42ZIFLPRO INTERMODAL LLCNov 18, 2023Oct 1, 20243
AB42ZIFLPROGRESSIVE INTERMODAL INCApr 19, 2024Apr 19, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026