Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBDP9XXND788774 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections9
all-time
OOS inspections0
of 9
First seenNov 27, 2023
CA
Last seenJul 10, 2026
CA
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
1XPBDP9XXND788774
Make
Peterbilt
Model
579
Model year
2022
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 · Nov 27, 2023 – Jul 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 10, 2026CAI · Full3—MARIO H FLORES RAMOS 1837323ZP51726/CA
May 9, 2026CAI · Full3—MARIO H FLORES RAMOS 1837323ZP51726/CA
May 5, 2026CAII · Walk-around1—MARIO H FLORES RAMOS 1837323ZP51726/CA
Apr 11, 2026CAII · Walk-around5—MARIO H FLORES RAMOS 1837323ZP51726/CA
Aug 9, 2025CAI · Full1—MARIO H FLORES RAMOS 1837323ZP51726/CA
May 21, 2025CAI · Full0—MARIO H FLORES RAMOS 1837323ZP51726/CA
May 13, 2024CAI · Full0—ARNOLD J THOMAS & SON INC 61163YAKE731/OR
Feb 9, 2024CAI · Full0—ARNOLD J THOMAS & SON INC 61163YAKE731/OR
Nov 27, 2023CAI · Full0—ARNOLD J THOMAS & SON INC 61163CD583/OR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARIO H FLORES RAMOS1837323May 21, 2025Jul 10, 20266CA
ARNOLD J THOMAS & SON INC61163Nov 27, 2023May 13, 20243OR
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.
ZP51726CA1MARIO H FLORES RAMOSMay 21, 2025 → Jul 10, 20266
YAKE731OR—ARNOLD J THOMAS & SON INCFeb 9, 2024 → May 13, 20242
CD583OR—ARNOLD J THOMAS & SON INCNov 27, 2023 → Nov 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026