Equipment unit · VIN-decoded · NHTSA vPIC

1996 Western Star 4900

2WKPDCCH8TK941173 · Truck-Tractor · TRUCK
Carriers run under1
28 mo
Inspections4
all-time
OOS inspections1
of 4
First seenDec 20, 2023
AR
Last seenApr 30, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
2WKPDCCH8TK941173
Make
Western Star
Model
4900
Model year
1996
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 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
2WK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PDCCH

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1996 or 2026

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

North American serial sequence
941173

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 · 69 decoded VINs at 100.0% prefix purity.

Model
4900

Prefix basis · 69 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.

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 · Dec 20, 2023 – Apr 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 30, 2026TXII · Walk-around5OOSWAYNE MOORE 797938NR63479/AR
Jun 13, 2025ARIII · Driver-only1—WAYNE MOORE 797938NR63479/AR
Nov 29, 2024ARIII · Driver-only1—WAYNE MOORE 797938NR63479/AR
Dec 20, 2023ARIII · Driver-only1—WAYNE MOORE 797938NR63479/AR
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WAYNE MOORE797938Dec 20, 2023Apr 30, 20264AR
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.
NR63479AR—WAYNE MOOREDec 20, 2023 → Apr 30, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026