Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T680

1XKYD49XXMJ426541 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections9
all-time
OOS inspections1
of 9
First seenAug 7, 2024
GA
Last seenJun 2, 2026
TX
Inspected under 2 different carriers in 22 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
1XKYD49XXMJ426541
Make
Kenworth
Model
T680
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1991 or 2021

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

North American serial sequence
426541

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
2021

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 7, 2024 – Jun 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 2, 2026TXII · Walk-around2BRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Mar 12, 2026TXII · Walk-around0BRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Feb 19, 2026TXI · Full3OOSBRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Dec 16, 2025TXII · Walk-around0BRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Aug 27, 2025TXI · Full0BRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Aug 11, 2025TXII · Walk-around0BRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Feb 16, 2025TXII · Walk-around0BRYAN & REX TRUCK SERVICE LLC 34092031N72585/TX
Sep 27, 2024TNI · Full0KARLS TRANSPORT INC 29434514044Z/UK
Aug 7, 2024GAIII · Driver-only0KARLS TRANSPORT INC 29434514044Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BRYAN & REX TRUCK SERVICE LLC3409203Feb 16, 2025Jun 2, 20267TX
KARLS TRANSPORT INC294345Aug 7, 2024Sep 27, 20242WI
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.
1N72585TXBRYAN & REX TRUCK SERVICE LLCFeb 16, 2025Jun 2, 20267
14044ZUKKARLS TRANSPORT INCSep 27, 2024Sep 27, 20241
14044ZWIKARLS TRANSPORT INCAug 7, 2024Aug 7, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026