Equipment unit · VIN-decoded · NHTSA vPIC

2018 Kenworth T680

1XKYD49X3JJ190388 · Truck-Tractor · TRUCK
Carriers run under1
3 mo
Inspections4
all-time
OOS inspections2
of 4
First seenJan 26, 2026
TX
Last seenApr 28, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKYD49X3JJ190388
Make
Kenworth
Model
T680
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 10, 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
1988 or 2018

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

North American serial sequence
190388

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
2018

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 · Jan 26, 2026 – Apr 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 28, 2026TXI · Full0RAFAEL ALVAREZ CHAVEZ 377916816ET1D/MX
Apr 28, 2026TXII · Walk-around2RAFAEL ALVAREZ CHAVEZ 377916816ET1D/MX
Mar 13, 2026TXI · Full8OOSRAFAEL ALVAREZ CHAVEZ 377916816ET1D/MX
Jan 26, 2026TXI · Full4OOSRAFAEL ALVAREZ CHAVEZ 377916816ET1D/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RAFAEL ALVAREZ CHAVEZ3779168Jan 26, 2026Apr 28, 20264TA
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.
16ET1DMXRAFAEL ALVAREZ CHAVEZJan 26, 2026Apr 28, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026