Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kenworth T680

1XKYD49X4RJ344537 · Truck-Tractor · TRUCK
Carriers run under1
24 mo
Inspections7
all-time
OOS inspections1
of 7
First seenOct 1, 2023
KS
Last seenOct 10, 2025
OK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKYD49X4RJ344537
Make
Kenworth
Model
T680
Model year
2024
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
YD49X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1994 or 2024

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

North American serial sequence
344537

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
2024

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 · Oct 1, 2023 – Oct 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 10, 2025OKIII · Driver-only0CONTRACT FREIGHTERS INC 7028926KT5A/MO
Apr 1, 2025TXI · Full0CONTRACT FREIGHTERS INC 7028926KT5A/MO
Jan 26, 2025NMIII · Driver-only0CONTRACT FREIGHTERS INC 7028926KT5A/MO
Aug 21, 2024PAIII · Driver-only0CONTRACT FREIGHTERS INC 7028926KT5A/MO
Apr 3, 2024ARII · Walk-around3OOSCONTRACT FREIGHTERS INC 7028926KT5A/MO
Mar 12, 2024GAIII · Driver-only0CONTRACT FREIGHTERS INC 7028926KT5A/MO
Oct 1, 2023KSII · Walk-around1CONTRACT FREIGHTERS INC 7028926KT5A/MO
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CONTRACT FREIGHTERS INC70289Oct 1, 2023Oct 10, 20257MO
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.
26KT5AMOCONTRACT FREIGHTERS INCOct 1, 2023Oct 10, 20257
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026