Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBDP9X1PD887387 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections10
all-time
OOS inspections3
of 10
First seenOct 17, 2023
CA
Last seenJun 5, 2026
UT
Inspected under 2 different carriers in 32 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
1XPBDP9X1PD887387
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 18, 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 · Oct 17, 2023 – Jun 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 5, 2026UTIII · Driver-only0—SUCCESSOR INC 3429258PXB5010/OH
Feb 17, 2026CAII · Walk-around1OOSSUCCESSOR INC 3429258PXB5010/OH
Nov 5, 2025ORII · Walk-around1OOSSUCCESSOR INC 3429258PXB5010/OH
Dec 12, 2024KYI · Full2—SUCCESSOR INC 3429258PXB5010/OH
Nov 7, 2024KSII · Walk-around4—SUCCESSOR INC 3429258PXB5010/OH
Oct 12, 2024AZIII · Driver-only1—SIMONA INC 3886253PXB5010/OH
Aug 1, 2024AZIII · Driver-only1OOSSIMONA INC 3886253AH38414/PA
Apr 22, 2024COII · Walk-around1—SIMONA INC 3886253AH38414/PA
Feb 21, 2024NMIII · Driver-only1—SIMONA INC 3886253AH38414/PA
Oct 17, 2023CAII · Walk-around1—SIMONA INC 3886253AH38414/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUCCESSOR INC3429258Nov 7, 2024Jun 5, 20265DE
SIMONA INC3886253Oct 17, 2023Oct 12, 20245PA
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.
PXB5010OH—SUCCESSOR INCNov 7, 2024 → Jun 5, 20265
PXB5010OH—SIMONA INCOct 12, 2024 → Oct 12, 20241
AH38414PA—SIMONA INCOct 17, 2023 → Aug 1, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026