Equipment unit · VIN-decoded · NHTSA vPIC

2022 Western Star 49X Chassis

5KJJBWDR9NLNL0406 · Truck-Tractor · TRUCK
Carriers run under1
34 mo
Inspections18
all-time
OOS inspections4
of 18
First seenAug 14, 2023
PA
Last seenJun 1, 2026
NY
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KJJBWDR9NLNL0406
Make
Western Star
Model
49X Chassis
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
JBWDR

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1992 or 2022

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

North American serial sequence
NL0406

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 · 617 decoded VINs at 100.0% prefix purity.

Model
49X Chassis

Prefix basis · 617 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
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
49X Chassis

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 · Aug 14, 2023 – Jun 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 1, 2026NYI · Full6OOSMICHAEL DUFF INC 748927L884260/QC
Jun 1, 2026NYI · Full6OOSMICHAEL DUFF INC 748927L884260/QC
Mar 29, 2026NYI · Full1MICHAEL DUFF INC 748927L884260/QC
Dec 18, 2025NYIII · Driver-only0MICHAEL DUFF INC 748927L884260/QC
Nov 24, 2025VTIII · Driver-only1MICHAEL DUFF INC 748927L884260/PQ
Jul 1, 2025NYIII · Driver-only0MICHAEL DUFF INC 748927L884260/QC
Jun 19, 2025NYII · Walk-around0MICHAEL DUFF INC 748927L884260/QC
Jun 18, 2025NYII · Walk-around1MICHAEL DUFF INC 748927L884260/QC
May 13, 2025NYII · Walk-around0MICHAEL DUFF INC 748927L884260/QC
Apr 7, 2025NYIII · Driver-only0MICHAEL DUFF INC 748927L884260/QC
Mar 18, 2025NYII · Walk-around1MICHAEL DUFF INC 748927L884260/QC
Feb 5, 2025NYIII · Driver-only1OOSMICHAEL DUFF INC 748927L884260/QC
Jan 15, 2025NYIII · Driver-only0MICHAEL DUFF INC 748927L884260/QC
Dec 10, 2024NYII · Walk-around1MICHAEL DUFF INC 748927L884260/QC
Aug 13, 2024NYII · Walk-around3OOSMICHAEL DUFF INC 748927L884260/PQ
Jan 23, 2024VTIII · Driver-only0MICHAEL DUFF INC 748927L884260/PQ
Jan 17, 2024NYIII · Driver-only8MICHAEL DUFF INC 748927L884260/PQ
Aug 14, 2023PAII · Walk-around1MICHAEL DUFF INC 748927L884260/PQ
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MICHAEL DUFF INC748927Aug 14, 2023Jun 1, 202618QC
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.
L884260QC1MICHAEL DUFF INCDec 10, 2024Jun 1, 202613
L884260PQMICHAEL DUFF INCAug 14, 2023Nov 24, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026