Equipment unit · VIN-decoded · NHTSA vPIC

2023 Kenworth T680

1XKYD49X9PJ250604 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections11
all-time
OOS inspections0
of 11
First seenJun 14, 2023
CO
Last seenFeb 15, 2026
ND
Inspected under 3 different carriers in 32 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
1XKYD49X9PJ250604
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 17, 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
YD49X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
250604

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 · 43,483 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 43,483 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 · Jun 14, 2023 – Feb 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 15, 2026NDI · Full0JIM BROCK TRUCKING INC 797031PR53619/SD
Jan 13, 2026SDIII · Driver-only0K3 TRUCKING LLC 4401557PR53619/SD
Oct 17, 2025NDII · Walk-around0K3 TRUCKING LLC 4401557PR53619/SD
Sep 29, 2025NDIII · Driver-only0K3 TRUCKING LLC 4401557PR53619/SD
Aug 19, 2025NDI · Full1K3 TRUCKING LLC 4401557PR53619/SD
Aug 10, 2025NDIII · Driver-only0K3 TRUCKING LLC 440155753619/SC
May 2, 2025NDII · Walk-around3JIM BROCK TRUCKING INC 797031PR53619/SD
Mar 19, 2025SDIII · Driver-only0JIM BROCK TRUCKING INC 797031TEMPORY/SD
Mar 13, 2025SDIII · Driver-only3JIM BROCK TRUCKING INC 797031TEMP/SD
Aug 15, 2024LAIII · Driver-only0STAN KOCH & SONS TRUCKING INC 1460603HF371/OK
Jun 14, 2023COIII · Driver-only0STAN KOCH & SONS TRUCKING INC 1460603HF371/OK
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JIM BROCK TRUCKING INC797031Mar 13, 2025Feb 15, 20264SD
K3 TRUCKING LLC4401557Aug 10, 2025Jan 13, 20265SD
STAN KOCH & SONS TRUCKING INC146060Jun 14, 2023Aug 15, 20242MN
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.
PR53619SDJIM BROCK TRUCKING INCMay 2, 2025Feb 15, 20262
PR53619SDK3 TRUCKING LLCAug 19, 2025Jan 13, 20264
53619SCK3 TRUCKING LLCAug 10, 2025Aug 10, 20251
TEMPORYSDJIM BROCK TRUCKING INCMar 19, 2025Mar 19, 20251
TEMPSDJIM BROCK TRUCKING INCMar 13, 2025Mar 13, 20251
3HF371OKSTAN KOCH & SONS TRUCKING INCJun 14, 2023Aug 15, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026