Equipment unit · VIN-decoded · NHTSA vPIC

2023 Kenworth T680

1XKYD49X4PJ230017 · Truck-Tractor · TRUCK
Carriers run under2
26 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJan 1, 2024
NM
Last seenMar 12, 2026
NM
Inspected under 2 different carriers in 26 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
1XKYD49X4PJ230017
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 24, 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
4 · valid

Deterministic · position 9; calculated value 4.

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
230017

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 · Jan 1, 2024 – Mar 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 12, 2026NMIII · Driver-only0HEARTLAND EXPRESS INC OF IOWA 1346973196708/IN
Jan 29, 2026NMII · Walk-around0CONTRACT FREIGHTERS INC 702893196708/IN
Jan 26, 2026NMIII · Driver-only0CONTRACT FREIGHTERS INC 702893196708/IN
Mar 3, 2025TNI · Full3OOSCONTRACT FREIGHTERS INC 702893196708/IN
Dec 14, 2024TXII · Walk-around0CONTRACT FREIGHTERS INC 702893196708/IN
Jan 1, 2024NMII · Walk-around0CONTRACT FREIGHTERS INC 702893196708/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HEARTLAND EXPRESS INC OF IOWA134697Mar 12, 2026Mar 12, 20261IA
CONTRACT FREIGHTERS INC70289Jan 1, 2024Jan 29, 20265MO
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.
3196708INHEARTLAND EXPRESS INC OF IOWAMar 12, 2026Mar 12, 20261
3196708INCONTRACT FREIGHTERS INCJan 1, 2024Jan 29, 20265
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026