Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth W9 Series

1XKWD49X8MR432606 · Truck-Tractor · TRUCK
W900
Carriers run under1
31 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJul 25, 2023
AR
Last seenFeb 22, 2026
MO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKWD49X8MR432606
Make
Kenworth
Model
W9 Series
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
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
WD49X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
432606

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 · 5,845 decoded VINs at 94.7% prefix purity.

Model
W9 Series

Prefix basis · 5,845 decoded VINs at 94.7% prefix purity.

Model line
W900

Sourced label · prefix basis 5,845 decoded VINs at 94.7% prefix purity.

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
W9 Series

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 25, 2023 – Feb 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 22, 2026MOIII · Driver-only0JJT LOGISTICS LLC 1771673205731/KS
Jan 22, 2026MOI · Full1JJT LOGISTICS LLC 1771673205731/KS
Jul 11, 2025KSIII · Driver-only2JJT LOGISTICS LLC 1771673205731/KS
Jul 25, 2023ARII · Walk-around0JJT LOGISTICS LLC 1771673205731/KS
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JJT LOGISTICS LLC1771673Jul 25, 2023Feb 22, 20264KS
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.
205731KSJJT LOGISTICS LLCJul 25, 2023Feb 22, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026