Equipment unit · VIN-decoded · NHTSA vPIC

2023 Western Star 49X Chassis

5KJJBWDR2PLUF7345 · Truck-Tractor · TRUCK
Carriers run under3
18 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJun 22, 2024
MO
Last seenDec 18, 2025
TX
Inspected under 3 different carriers in 18 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
5KJJBWDR2PLUF7345
Make
Western Star
Model
49X Chassis
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1993 or 2023

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

North American serial sequence
UF7345

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.

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 · Jun 22, 2024 – Dec 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 18, 2025TXI · Full0—VIPER FREIGHT LLC 3333487P1272453/IL
Oct 7, 2025ARII · Walk-around3OOSVIPER FREIGHT LLC 3333487P1272453/IL
Mar 28, 2025INIII · Driver-only4—MERCER TRANSPORTATION COMPANY INC 1547123755248/IN
Oct 14, 2024SDIII · Driver-only0—MERCER TRANSPORTATION COMPANY INC 1547123755248/IN
Jul 9, 2024MOII · Walk-around1—PA&L PROPERTIES LLC 4000083FY6112/IA
Jun 22, 2024MOIII · Driver-only0—PA&L PROPERTIES LLC 4000083FY6112/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VIPER FREIGHT LLC3333487Oct 7, 2025Dec 18, 20252IL
MERCER TRANSPORTATION COMPANY INC154712Oct 14, 2024Mar 28, 20252KY
PA&L PROPERTIES LLC4000083Jun 22, 2024Jul 9, 20242IA
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.
P1272453IL—VIPER FREIGHT LLCOct 7, 2025 → Dec 18, 20252
3755248IN—MERCER TRANSPORTATION COMPANY INCOct 14, 2024 → Mar 28, 20252
FY6112IA—PA&L PROPERTIES LLCJun 22, 2024 → Jul 9, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026