Equipment unit · VIN-decoded · NHTSA vPIC

2015 Western Star 4900

5KJJAED11FPGR1112 · Truck-Tractor · TRUCK
Carriers run under1
29 mo
Inspections13
all-time
OOS inspections1
of 13
First seenFeb 29, 2024
ME
Last seenJul 14, 2026
MA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KJJAED11FPGR1112
Make
Western Star
Model
4900
Model year
2015
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 17, 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
JAED1

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1985 or 2015

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

North American serial sequence
GR1112

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 · 114 decoded VINs at 100.0% prefix purity.

Model
4900

Prefix basis · 114 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
2015

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 · Feb 29, 2024 – Jul 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 14, 2026MAIII · Driver-only2Z BOUSQUET CORP 290203581063A/CT
Jul 14, 2026MAIII · Driver-only2Z BOUSQUET CORP 290203581063A/CT
Dec 26, 2025RIIII · Driver-only1Z BOUSQUET CORP 290203581063A/CT
Oct 28, 2025CTIII · Driver-only2Z BOUSQUET CORP 290203581063A/CT
Aug 19, 2025NHIII · Driver-only0Z BOUSQUET CORP 29020351AA48S/MA
Jul 23, 2025MAIII · Driver-only1Z BOUSQUET CORP 29020351AA48S/MA
Jun 20, 2025MAIII · Driver-only1Z BOUSQUET CORP 29020351AA48S/MA
Apr 15, 2025NYII · Walk-around6Z BOUSQUET CORP 29020351AA48S/MA
Jan 15, 2025MAIII · Driver-only1Z BOUSQUET CORP 29020351AA48S/MA
Aug 12, 2024MEIII · Driver-only1Z BOUSQUET CORP 29020351AA48S/MA
Jul 30, 2024RIIII · Driver-only1Z BOUSQUET CORP 29020351AA48S/MA
Jul 29, 2024RIII · Walk-around16OOSZ BOUSQUET CORP 29020351AA48S/MA
Feb 29, 2024MEIII · Driver-only1Z BOUSQUET CORP 29020351AA48S/MA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
Z BOUSQUET CORP2902035Feb 29, 2024Jul 14, 202613MA
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.
81063ACT1Z BOUSQUET CORPOct 28, 2025Jul 14, 20264
1AA48SMAZ BOUSQUET CORPFeb 29, 2024Aug 19, 20259
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026