Equipment unit · VIN-decoded · NHTSA vPIC

4B9BKDG22SH054850

Not yet decoded
Carriers run under2
14 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 14, 2025
AR
Last seenApr 17, 2026
AR
Inspected under 2 different carriers in 14 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
4B9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BKDG2

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
054850

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
BRAZOS

Prefix basis · 281 decoded VINs at 100.0% prefix purity.

Model
Brazos

Prefix basis · 281 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 · Feb 14, 2025 – Apr 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 17, 2026ARIII · Driver-only4H&M PROPERTY MANAGEMENT LLC 4320754257C551/TX
Feb 14, 2025ARIII · Driver-only0BLACK DOG TRUCKING LLC 43071427180Z67/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
H&M PROPERTY MANAGEMENT LLC4320754Apr 17, 2026Apr 17, 20261TX
BLACK DOG TRUCKING LLC4307142Feb 14, 2025Feb 14, 20251TX
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.
257C551TXH&M PROPERTY MANAGEMENT LLCApr 17, 2026Apr 17, 20261
7180Z67TXBLACK DOG TRUCKING LLCFeb 14, 2025Feb 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC