Equipment unit · VIN-decoded · NHTSA vPIC

2023 Western Star 47X Chassis

5KKWBPFM9PLUF1244 · Truck · INCOMPLETE VEHICLE
Carriers run under1
21 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 13, 2024
LA
Last seenMar 23, 2026
LA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KKWBPFM9PLUF1244
Make
Western Star
Model
47X Chassis
Model year
2023
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 9, 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
5KK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WBPFM

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1993 or 2023

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

North American serial sequence
UF1244

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
WESTERN STAR

Prefix basis · 13 decoded VINs at 100.0% prefix purity.

Model
47X Chassis

Prefix basis · 13 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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
47X Chassis

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 · Jun 13, 2024 – Mar 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 23, 2026LAIII · Driver-only0MADDEN GULF COAST LLC 3766949Z425443/LA
Mar 4, 2026LAIII · Driver-only0MADDEN GULF COAST LLC 3766949Z425443/LA
Jun 13, 2024LAII · Walk-around0MADDEN GULF COAST LLC 3766949Z425423/LA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MADDEN GULF COAST LLC3766949Jun 13, 2024Mar 23, 20263LA
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.
Z425443LAMADDEN GULF COAST LLCMar 4, 2026Mar 23, 20262
Z425423LAMADDEN GULF COAST LLCJun 13, 2024Jun 13, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026