Equipment unit · VIN-decoded · NHTSA vPIC

2023 Western Star 4900

5KJJABD15PPUA9806 · Truck-Tractor · TRUCK
Carriers run under1
27 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJan 31, 2024
AR
Last seenApr 20, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KJJABD15PPUA9806
Make
Western Star
Model
4900
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 5, 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
5KJ

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JABD1

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
UA9806

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 · 146 decoded VINs at 100.0% prefix purity.

Model
4900

Prefix basis · 146 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
4900

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 31, 2024 – Apr 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 20, 2026TXII · Walk-around1SKW LOGGING LLC 3361554NR78514/AR
Dec 31, 2025TXII · Walk-around0SKW LOGGING LLC 3361554NR78514/AR
Aug 21, 2025ARIII · Driver-only1SKW LOGGING LLC 3361554NR78514/AR
Feb 26, 2025TXII · Walk-around3OOSSKW LOGGING LLC 3361554NR78514/AR
Jan 31, 2024ARIII · Driver-only1SKW LOGGING LLC 3361554NR78514/AR
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SKW LOGGING LLC3361554Jan 31, 2024Apr 20, 20265AR
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.
NR78514ARSKW LOGGING LLCJan 31, 2024Apr 20, 20265
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026