Equipment unit · VIN-decoded · NHTSA vPIC

2025 Kenworth T680

1XKYD49X0SJ144860 · Truck-Tractor · TRUCK
Carriers run under4
29 mo
Inspections11
all-time
OOS inspections3
of 11
First seenMar 27, 2024
MT
Last seenAug 29, 2026
CA
Inspected under 4 different carriers in 29 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
1XKYD49X0SJ144860
Make
Kenworth
Model
T680
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 18, 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1995 or 2025

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

North American serial sequence
144860

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
2025

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 · Mar 27, 2024 – Aug 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 29, 2026CAI · Full1GREAT TRANS INC 3896998P1335486/IL
May 30, 2026UTIII · Driver-only1MML GROUP INC 4228341P1335486/IL
Apr 29, 2026COIII · Driver-only0MML GROUP INC 4228341P1335486/IL
Apr 23, 2026CAI · Full4OOSMML GROUP INC 4228341P1335486/IL
Feb 5, 2026WAII · Walk-around2MML GROUP INC 4228341P1335486/IL
Dec 20, 2025MTIII · Driver-only2OOSMML GROUP INC 422834175862Z/WI
Aug 28, 2025COIII · Driver-only1ZAKAT EXPRESS INC 353022375862Z/WI
Jan 2, 2025MOII · Walk-around0MML GROUP INC 422834175862Z/WI
Jun 13, 2024IAIII · Driver-only4GREAT TRANS INC 389699875862Z/WI
Apr 29, 2024INII · Walk-around1FIRST TRUCKING INC 388041275862Z/WI
Mar 27, 2024MTI · Full2OOSFIRST TRUCKING INC 3880412TEMP/WI
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GREAT TRANS INC3896998Jun 13, 2024Aug 29, 20262IL
MML GROUP INC4228341Jan 2, 2025May 30, 20266IL
ZAKAT EXPRESS INC3530223Aug 28, 2025Aug 28, 20251OR
FIRST TRUCKING INC3880412Mar 27, 2024Apr 29, 20242OH
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.
P1335486IL1GREAT TRANS INCAug 29, 2026Aug 29, 20261
P1335486ILMML GROUP INCFeb 5, 2026May 30, 20264
75862ZWIMML GROUP INCJan 2, 2025Dec 20, 20252
75862ZWIZAKAT EXPRESS INCAug 28, 2025Aug 28, 20251
75862ZWIGREAT TRANS INCJun 13, 2024Jun 13, 20241
75862ZWIFIRST TRUCKING INCApr 29, 2024Apr 29, 20241
TEMPWIFIRST TRUCKING INCMar 27, 2024Mar 27, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026