Equipment unit · VIN-decoded · NHTSA vPIC

2004 Kenworth W900

1XKWD49X04R059125 · Truck-Tractor · TRUCK
W900
Carriers run under1
6 mo
Inspections3
all-time
OOS inspections2
of 3
First seenOct 27, 2025
AZ
Last seenApr 23, 2026
UT
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XKWD49X04R059125
Make
Kenworth
Model
W900
Model year
2004
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 26, 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2004 or 2034

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

North American serial sequence
059125

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
2004

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
W900

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 · Oct 27, 2025 – Apr 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 23, 2026UTIII · Driver-only1SOUTHERN COMFORT TRANSPORT LLC 4396164Z003140/UT
Apr 22, 2026COII · Walk-around4OOSSOUTHERN COMFORT TRANSPORT LLC 4396164Z003140/UT
Oct 27, 2025AZII · Walk-around5OOSSOUTHERN COMFORT TRANSPORT LLC 4396164Z003140/UT
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTHERN COMFORT TRANSPORT LLC4396164Oct 27, 2025Apr 23, 20263UT
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.
Z003140UTSOUTHERN COMFORT TRANSPORT LLCOct 27, 2025Apr 23, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026