Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X9PD837156 · Truck-Tractor · TRUCK
Carriers run under3
34 mo
Inspections10
all-time
OOS inspections0
of 10
First seenAug 16, 2023
OH
Last seenJun 26, 2026
AR
Inspected under 3 different carriers in 34 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
1XPBD49X9PD837156
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 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 · Aug 16, 2023 – Jun 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 26, 2026ARIII · Driver-only1—TOMI EXPRESS LLC 4045827RP27746/WA
Jun 15, 2026WAIII · Driver-only0—TOMI EXPRESS LLC 4045827RP27746/WA
Apr 24, 2026WAII · Walk-around0—TOMI EXPRESS LLC 4045827RP27746/WA
Mar 13, 2026MTIII · Driver-only0—TOMI EXPRESS LLC 4045827RP27746/WA
Mar 4, 2026ORIII · Driver-only1—TOMI EXPRESS LLC 4045827RP27746/WA
Feb 5, 2026CAI · Full0—OPTIMUS PRIME TRANSPORTATION INC 2795405NEW TRUK/WA
Mar 18, 2024NVII · Walk-around1—ISAIAH TRANSPORTATION INC 3547777YP85788/CA
Dec 11, 2023INII · Walk-around1—ISAIAH TRANSPORTATION INC 3547777YP85788/CA
Dec 10, 2023OKIII · Driver-only0—ISAIAH TRANSPORTATION INC 3547777YP85788/CA
Aug 16, 2023OHIII · Driver-only0—ISAIAH TRANSPORTATION INC 3547777YP85788/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TOMI EXPRESS LLC4045827Mar 4, 2026Jun 26, 20265OH
OPTIMUS PRIME TRANSPORTATION INC2795405Feb 5, 2026Feb 5, 20261IL
ISAIAH TRANSPORTATION INC3547777Aug 16, 2023Mar 18, 20244CA
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.
RP27746WA1TOMI EXPRESS LLCMar 4, 2026 → Jun 26, 20265
NEW TRUKWA—OPTIMUS PRIME TRANSPORTATION INCFeb 5, 2026 → Feb 5, 20261
YP85788CA—ISAIAH TRANSPORTATION INCAug 16, 2023 → Mar 18, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026