Equipment unit · VIN-decoded · NHTSA vPIC

2022 Brazos

4B9BKDJ27NH054503 · Trailer · TRAILER
Carriers run under2
22 mo
Inspections16
all-time
OOS inspections0
of 16
First seenJun 22, 2023
AR
Last seenApr 22, 2025
TX
Inspected under 2 different carriers in 22 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
4B9BKDJ27NH054503
Make
Brazos
Model
Brazos
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
4B9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BKDJ2

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
054503

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 · 16 decoded VINs at 100.0% prefix purity.

Model
Brazos

Prefix basis · 16 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
BRAZOS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Brazos

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

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 · Jun 22, 2023 – Apr 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 22, 2025TXII · Walk-around3CORNERSTONE ON-SITE CONCRETE LLC 4345382PT227428/AR
Apr 24, 2024ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Apr 12, 2024ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Apr 2, 2024ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Feb 28, 2024ARIII · Driver-only2M&S TRANSPORT LLC 3753897PT227428/AR
Feb 23, 2024ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Dec 20, 2023ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Dec 13, 2023ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Dec 11, 2023ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Dec 6, 2023ARII · Walk-around4M&S TRANSPORT LLC 3753897PT227428/AR
Nov 29, 2023ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Nov 27, 2023ARI · Full4M&S TRANSPORT LLC 3753897PT227428/AR
Oct 18, 2023ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Sep 13, 2023ARIII · Driver-only2M&S TRANSPORT LLC 3753897PT227428/AR
Jul 3, 2023ARIII · Driver-only1M&S TRANSPORT LLC 3753897PT227428/AR
Jun 22, 2023ARIII · Driver-only2M&S TRANSPORT LLC 3753897PT227428/AR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CORNERSTONE ON-SITE CONCRETE LLC4345382Apr 22, 2025Apr 22, 20251TX
M&S TRANSPORT LLC3753897Jun 22, 2023Apr 24, 202415AR
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.
PT227428ARCORNERSTONE ON-SITE CONCRETE LLCApr 22, 2025Apr 22, 20251
PT227428ARM&S TRANSPORT LLCJun 22, 2023Apr 24, 202415
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026