Equipment unit · VIN-decoded · NHTSA vPIC

2022 Western Star 49X Chassis

5KJJBWFG8NLNM3983 · Truck-Tractor · TRUCK
Carriers run under2
11 mo
Inspections3
all-time
OOS inspections2
of 3
First seenOct 16, 2024
SC
Last seenSep 27, 2025
NE
Inspected under 2 different carriers in 11 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KJJBWFG8NLNM3983
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
Aug 9, 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
JBWFG

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
NM3983

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 · 119 decoded VINs at 100.0% prefix purity.

Model
49X Chassis

Prefix basis · 119 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 · Oct 16, 2024 – Sep 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 27, 2025NEIII · Driver-only2OOSASV XPRESS LLC 4389301PXB2673/OH
Oct 29, 2024WYI · Full8OOSAFFECT TRUCKING LLC 3727754PXB2673/OH
Oct 16, 2024SCIII · Driver-only0AFFECT TRUCKING LLC 3727754PXB2673/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ASV XPRESS LLC4389301Sep 27, 2025Sep 27, 20251IL
AFFECT TRUCKING LLC3727754Oct 16, 2024Oct 29, 20242OH
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.
PXB2673OHASV XPRESS LLCSep 27, 2025Sep 27, 20251
PXB2673OHAFFECT TRUCKING LLCOct 16, 2024Oct 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026