Equipment unit · VIN-decoded · NHTSA vPIC

2021 Volvo truck VNR

4V4WC9DH8MN600591 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections7
all-time
OOS inspections0
of 7
First seenJul 19, 2023
TX
Last seenFeb 3, 2026
TX
Inspected under 2 different carriers in 31 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
4V4WC9DH8MN600591
Make
Volvo truck
Model
VNR
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 19, 2023 – Feb 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 3, 2026TXII · Walk-around4—AMERICAN READY MIX CONCRETE INC 44052121N89593/TX
Apr 29, 2025TXI · Full0—PETROLEUM EXPRESS INC 1922866R513318/TX
Aug 22, 2024TXI · Full0—PETROLEUM EXPRESS INC 1922866R513318/TX
Dec 14, 2023TXII · Walk-around0—PETROLEUM EXPRESS INC 1922866R513318/TX
Dec 13, 2023TXII · Walk-around0—PETROLEUM EXPRESS INC 1922866R513318/TX
Aug 4, 2023TXII · Walk-around0—PETROLEUM EXPRESS INC 1922866R513318/TX
Jul 19, 2023TXII · Walk-around0—PETROLEUM EXPRESS INC 1922866R513318/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AMERICAN READY MIX CONCRETE INC4405212Feb 3, 2026Feb 3, 20261TX
PETROLEUM EXPRESS INC1922866Jul 19, 2023Apr 29, 20256TX
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.
1N89593TX—AMERICAN READY MIX CONCRETE INCFeb 3, 2026 → Feb 3, 20261
R513318TX—PETROLEUM EXPRESS INCJul 19, 2023 → Apr 29, 20256
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026