Equipment unit · VIN-decoded · NHTSA vPIC

2024 Western Star 57X Chassis

3BHJBZDR5RDVC7738 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenMay 8, 2024
PA
Last seenNov 30, 2025
GA
Inspected under 2 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
3BHJBZDR5RDVC7738
Make
Western Star
Model
57X Chassis
Model year
2024
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 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
3BH

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JBZDR

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1994 or 2024

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

North American serial sequence
VC7738

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 · 363 decoded VINs at 100.0% prefix purity.

Model
57X Chassis

Prefix basis · 363 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 · May 8, 2024 – Nov 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 30, 2025GAII · Walk-around13—MONARCHY ENTERPRISE LLC 3945385XD770U/FL
Jan 16, 2025NMIII · Driver-only0—SIROB LLC 4038306BECR36/CO
Jun 9, 2024KSIII · Driver-only0—SIROB LLC 4038306BECR36/CO
May 8, 2024PAIII · Driver-only1—SIROB LLC 4038306BECR36/CO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MONARCHY ENTERPRISE LLC3945385Nov 30, 2025Nov 30, 20251FL
SIROB LLC4038306May 8, 2024Jan 16, 20253CO
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.
XD770UFL—MONARCHY ENTERPRISE LLCNov 30, 2025 → Nov 30, 20251
BECR36CO—SIROB LLCMay 8, 2024 → Jan 16, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026