Equipment unit · VIN-decoded · NHTSA vPIC

2013 Kenworth W9 Series

1XKWP4EX8DJ356199 · Truck-Tractor · TRUCK
W900
Carriers run under1
19 mo
Inspections4
all-time
OOS inspections2
of 4
First seenJul 21, 2023
CA
Last seenFeb 11, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKWP4EX8DJ356199
Make
Kenworth
Model
W9 Series
Model year
2013
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
WP4EX

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1983 or 2013

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

North American serial sequence
356199

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 · 209 decoded VINs at 91.9% prefix purity.

Model
W9 Series

Prefix basis · 209 decoded VINs at 91.9% prefix purity.

Model line
W900

Sourced label · prefix basis 209 decoded VINs at 91.9% 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
2013

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 21, 2023 – Feb 11, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 11, 2025CAIII · Driver-only2OOSM MAINTENANCE CONSTR CLEAN-UP GRADING INC 260604706169T1/CA
Sep 25, 2024CAIII · Driver-only0M MAINTENANCE CONSTR CLEAN-UP GRADING INC 2606047066169T1/CA
Nov 20, 2023CAI · Full4OOSM MAINTENANCE CONSTR CLEAN-UP GRADING INC 260604706169T1/CA
Jul 21, 2023CAIII · Driver-only0M MAINTENANCE CONSTR CLEAN-UP GRADING INC 260604706169T1/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
M MAINTENANCE CONSTR CLEAN-UP GRADING INC2606047Jul 21, 2023Feb 11, 20254CA
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.
06169T1CAM MAINTENANCE CONSTR CLEAN-UP GRADING INCJul 21, 2023Feb 11, 20253
066169T1CAM MAINTENANCE CONSTR CLEAN-UP GRADING INCSep 25, 2024Sep 25, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 10, 2026