Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T680

1XKYDP9X7MJ458428 · Truck-Tractor · TRUCK
Carriers run under3
23 mo
Inspections7
all-time
OOS inspections4
of 7
First seenJul 5, 2024
IL
Last seenJun 24, 2026
NM
Inspected under 3 different carriers in 23 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
1XKYDP9X7MJ458428
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 24, 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
YDP9X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
458428

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 · 26,022 decoded VINs at 100.0% prefix purity.

Model
T680

Prefix basis · 26,022 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 · Jul 5, 2024 – Jun 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 24, 2026NMI · Full7OOSFORCE TRANSPORTATION INC 3176162P1365398/IL
May 26, 2026NCII · Walk-around1OOSFORCE TRANSPORTATION INC 3176162P1324358/IL
Mar 4, 2026VAII · Walk-around10OOSFORCE TRANSPORTATION INC 3176162P1324358/IL
Jan 14, 2026MOII · Walk-around0DIAMOND TRUCK SALES INC 2273197XP11786/SC
Nov 21, 2025TXII · Walk-around7OOSRJR TRANSPORTATION COMPANY 699434P1080349/IL
Nov 26, 2024LAIII · Driver-only1RJR TRANSPORTATION COMPANY 699434P108349/IL
Jul 5, 2024ILII · Walk-around1RJR TRANSPORTATION COMPANY 699434P1080349/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FORCE TRANSPORTATION INC3176162Mar 4, 2026Jun 24, 20263IA
DIAMOND TRUCK SALES INC2273197Jan 14, 2026Jan 14, 20261CA
RJR TRANSPORTATION COMPANY699434Jul 5, 2024Nov 21, 20253IL
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.
P1365398IL1FORCE TRANSPORTATION INCJun 24, 2026Jun 24, 20261
P1324358ILFORCE TRANSPORTATION INCMar 4, 2026May 26, 20262
XP11786SCDIAMOND TRUCK SALES INCJan 14, 2026Jan 14, 20261
P1080349ILRJR TRANSPORTATION COMPANYJul 5, 2024Nov 21, 20252
P108349ILRJR TRANSPORTATION COMPANYNov 26, 2024Nov 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026