Equipment unit · VIN-decoded · NHTSA vPIC

2020 Kenworth T680

1XKYDP9X6LJ305649 · Truck-Tractor · TRUCK
Carriers run under1
28 mo
Inspections8
all-time
OOS inspections5
of 8
First seenFeb 29, 2024
TN
Last seenJun 29, 2026
TN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKYDP9X6LJ305649
Make
Kenworth
Model
T680
Model year
2020
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
YDP9X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1990 or 2020

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

North American serial sequence
305649

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
2020

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 · Feb 29, 2024 – Jun 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 29, 2026TNI · Full1OOSBIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
Oct 22, 2025TNIII · Driver-only4OOSBIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
Aug 29, 2025TXII · Walk-around0BIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
Aug 16, 2025TXIII · Driver-only1BIG MOUNTAIN FREIGHT & LOGISTICS LLC 169598923U297N/TX
Dec 6, 2024TXII · Walk-around2OOSBIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
Jun 17, 2024TXII · Walk-around3OOSBIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
Apr 14, 2024TXII · Walk-around3OOSBIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
Feb 29, 2024TNIII · Driver-only1BIG MOUNTAIN FREIGHT & LOGISTICS LLC 1695989R692953/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BIG MOUNTAIN FREIGHT & LOGISTICS LLC1695989Feb 29, 2024Jun 29, 20268TX
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.
R692953TX1BIG MOUNTAIN FREIGHT & LOGISTICS LLCFeb 29, 2024Jun 29, 20267
23U297NTXBIG MOUNTAIN FREIGHT & LOGISTICS LLCAug 16, 2025Aug 16, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026