Equipment unit · VIN-decoded · NHTSA vPIC

2025 Kenworth T680

1XKYD49X6SJ158505 · Truck-Tractor · TRUCK
Carriers run under2
21 mo
Inspections8
all-time
OOS inspections0
of 8
First seenAug 14, 2024
FL
Last seenMay 15, 2026
CA
Inspected under 2 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
1XKYD49X6SJ158505
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 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
6 · valid

Deterministic · position 9; calculated value 6.

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
158505

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 · Aug 14, 2024 – May 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 15, 2026CAI · Full0FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
Nov 25, 2025NEIII · Driver-only0FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
Nov 8, 2025ARIII · Driver-only0FORZA NAFTA SERVICES SA DE CV 2840006R743537/TX
Aug 28, 2025LAIII · Driver-only0FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
Mar 5, 2025WAII · Walk-around2FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
Dec 27, 2024TXII · Walk-around0FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
Nov 6, 2024TXI · Full0FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
Aug 14, 2024FLIII · Driver-only0FORZA TRANSPORTATION SERVICES INC 2490721R743537/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FORZA TRANSPORTATION SERVICES INC2490721Aug 14, 2024May 15, 20267TX
FORZA NAFTA SERVICES SA DE CV2840006Nov 8, 2025Nov 8, 20251TA
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.
R743537TXFORZA TRANSPORTATION SERVICES INCAug 14, 2024May 15, 20267
R743537TXFORZA NAFTA SERVICES SA DE CVNov 8, 2025Nov 8, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026