Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X8PD856586 · Truck-Tractor · TRUCK
Carriers run under2
35 mo
Inspections9
all-time
OOS inspections3
of 9
First seenJul 20, 2023
WV
Last seenJun 3, 2026
TX
Inspected under 2 different carriers in 35 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
1XPBD49X8PD856586
Make
Peterbilt
Model
579
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 19, 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 20, 2023 – Jun 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 3, 2026TXII · Walk-around0—OHIO TRANSPORT CORPORATION 384170AL26210/AZ
Nov 12, 2025INIII · Driver-only1—OHIO TRANSPORT CORPORATION 384170AL26210/AZ
Feb 5, 2025NMII · Walk-around1—OHIO TRANSPORT CORPORATION 384170AL26210/AZ
Sep 12, 2024CAI · Full4OOSONS TRANSPORTATION LLC 2570371AL26210/AZ
Jul 22, 2024CAII · Walk-around0—ONS TRANSPORTATION LLC 2570371AL26210/AZ
Apr 4, 2024NJIII · Driver-only0—ONS TRANSPORTATION LLC 2570371AL26210/AZ
Dec 18, 2023CAII · Walk-around3OOSONS TRANSPORTATION LLC 2570371AL26210/AZ
Sep 12, 2023AZI · Full1OOSONS TRANSPORTATION LLC 2570371AL26210/AZ
Jul 20, 2023WVIII · Driver-only3—ONS TRANSPORTATION LLC 2570371AL26210/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
OHIO TRANSPORT CORPORATION384170Feb 5, 2025Jun 3, 20263OH
ONS TRANSPORTATION LLC2570371Jul 20, 2023Sep 12, 20246AZ
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.
AL26210AZ—OHIO TRANSPORT CORPORATIONFeb 5, 2025 → Jun 3, 20263
AL26210AZ—ONS TRANSPORTATION LLCJul 20, 2023 → Sep 12, 20246
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026