Equipment unit · VIN-decoded · NHTSA vPIC

2019 Kenworth T680

1XKYD49X9KJ256444 · Truck-Tractor · TRUCK
Carriers run under3
21 mo
Inspections5
all-time
OOS inspections2
of 5
First seenAug 26, 2024
TX
Last seenMay 1, 2026
FL
Inspected under 3 different carriers in 21 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
1XKYD49X9KJ256444
Make
Kenworth
Model
T680
Model year
2019
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
1989 or 2019

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

North American serial sequence
256444

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
2019

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 26, 2024 – May 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 1, 2026FLIII · Driver-only0UNIQUE TRUCKING EXPRESS INC 1263092XD454Y/FL
Mar 27, 2026MSIII · Driver-only3UNIQUE TRUCKING EXPRESS INC 1263092XD454Y/FL
Feb 26, 2026AZI · Full11OOSUNIQUE TRUCKING EXPRESS INC 1263092XD453Y/FL
Aug 19, 2025FLIII · Driver-only2OOSI & B TRANSPORT LLC 3416319NONE/TEMP/FL
Aug 26, 2024TXII · Walk-around1NATIONAL DRAYAGE SERVICES (DE) LLC 17470933667083/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNIQUE TRUCKING EXPRESS INC1263092Feb 26, 2026May 1, 20263FL
I & B TRANSPORT LLC3416319Aug 19, 2025Aug 19, 20251FL
NATIONAL DRAYAGE SERVICES (DE) LLC1747093Aug 26, 2024Aug 26, 20241PA
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.
XD454YFLUNIQUE TRUCKING EXPRESS INCMar 27, 2026May 1, 20262
XD453YFLUNIQUE TRUCKING EXPRESS INCFeb 26, 2026Feb 26, 20261
NONE/TEMPFLI & B TRANSPORT LLCAug 19, 2025Aug 19, 20251
3667083INNATIONAL DRAYAGE SERVICES (DE) LLCAug 26, 2024Aug 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026