Equipment unit · VIN-decoded · NHTSA vPIC

2025 Kenworth T680

1XKYD49X5SJ158477 · Truck-Tractor · TRUCK
Carriers run under3
24 mo
Inspections7
all-time
OOS inspections1
of 7
First seenSep 18, 2024
TX
Last seenSep 21, 2026
NV
Inspected under 3 different carriers in 24 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
1XKYD49X5SJ158477
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 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
5 · valid

Deterministic · position 9; calculated value 5.

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
158477

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.

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 · Sep 18, 2024 – Sep 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 21, 2026NVII · Walk-around4—SPEED INTERMODAL 2418540R743776/TX
Sep 11, 2026LAIII · Driver-only1—FORZA TRANSPORTATION SERVICES INC 2490721R743776/TX
Sep 12, 2025TXII · Walk-around0—FORZA TRANSPORTATION SERVICES INC 2490721R743776/TX
Aug 26, 2025TXI · Full2—FORZA NAFTA SERVICES SA DE CV 2840006R743776/TX
Jul 25, 2025SDIII · Driver-only1OOSFORZA TRANSPORTATION SERVICES INC 2490721R743776/TX
Jun 23, 2025WAIII · Driver-only0—FORZA NAFTA SERVICES SA DE CV 2840006R743776/TX
Sep 18, 2024TXI · Full0—FORZA TRANSPORTATION SERVICES INC 2490721R743776/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SPEED INTERMODAL2418540Sep 21, 2026Sep 21, 20261CA
FORZA TRANSPORTATION SERVICES INC2490721Sep 18, 2024Sep 11, 20264TX
FORZA NAFTA SERVICES SA DE CV2840006Jun 23, 2025Aug 26, 20252TA
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.
R743776TX1SPEED INTERMODALSep 21, 2026 → Sep 21, 20261
R743776TX1FORZA TRANSPORTATION SERVICES INCSep 18, 2024 → Sep 11, 20264
R743776TX—FORZA NAFTA SERVICES SA DE CVJun 23, 2025 → Aug 26, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026