Equipment unit · VIN-decoded · NHTSA vPIC

2025 Western Star 49X Chassis

5KJJBWD10SLVR8311 · Truck-Tractor · TRUCK
Carriers run under1
13 mo
Inspections4
all-time
OOS inspections1
of 4
First seenSep 26, 2024
MI
Last seenOct 16, 2025
MI
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KJJBWD10SLVR8311
Make
Western Star
Model
49X Chassis
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 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
JBWD1

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1995 or 2025

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

North American serial sequence
VR8311

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 · 377 decoded VINs at 97.9% prefix purity.

Model
49X Chassis

Prefix basis · 377 decoded VINs at 97.9% 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
2025

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 · Sep 26, 2024 – Oct 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 16, 2025MIII · Walk-around1AJ'S MAINTENANCE & SERVICES LLC 3099513BD92343/MI
Jul 9, 2025OHII · Walk-around1AJ'S MAINTENANCE & SERVICES LLC 3099513BD92343/MI
May 13, 2025MIII · Walk-around3AJ'S MAINTENANCE & SERVICES LLC 3099513BD92343/MI
Sep 26, 2024MII · Full1OOSAJ'S MAINTENANCE & SERVICES LLC 3099513BD92343/MI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AJ'S MAINTENANCE & SERVICES LLC3099513Sep 26, 2024Oct 16, 20254MI
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.
BD92343MIAJ'S MAINTENANCE & SERVICES LLCSep 26, 2024Oct 16, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026