Equipment unit · VIN-decoded · NHTSA vPIC

2025 Kenworth T680

1XKYD49X3SJ175357 · Truck-Tractor · TRUCK
Carriers run under2
16 mo
Inspections5
all-time
OOS inspections0
of 5
First seenNov 5, 2024
LA
Last seenMar 30, 2026
MT
Inspected under 2 different carriers in 16 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
1XKYD49X3SJ175357
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
3 · valid

Deterministic · position 9; calculated value 3.

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
175357

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 · Nov 5, 2024 – Mar 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 30, 2026MTIII · Driver-only1DYNAMIC TRANSPORT EXPRESS INC 4222582PXC5181/OH
Oct 22, 2025CAI · Full1AGS FREIGHT INCORPORATED 3685947PXC5181/OH
Aug 5, 2025MAIII · Driver-only2AGS FREIGHT INCORPORATED 3685947PXC5181/OH
Jan 8, 2025ALIII · Driver-only1AGS FREIGHT INCORPORATED 3685947PXB3999/OH
Nov 5, 2024LAIII · Driver-only2AGS FREIGHT INCORPORATED 3685947PXB3999/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DYNAMIC TRANSPORT EXPRESS INC4222582Mar 30, 2026Mar 30, 20261IL
AGS FREIGHT INCORPORATED3685947Nov 5, 2024Oct 22, 20254OH
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.
PXC5181OHDYNAMIC TRANSPORT EXPRESS INCMar 30, 2026Mar 30, 20261
PXC5181OHAGS FREIGHT INCORPORATEDAug 5, 2025Oct 22, 20252
PXB3999OHAGS FREIGHT INCORPORATEDNov 5, 2024Jan 8, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026