Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X5PD837185 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections9
all-time
OOS inspections1
of 9
First seenAug 3, 2023
IN
Last seenFeb 24, 2026
CA
Inspected under 2 different carriers in 30 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
1XPBD49X5PD837185
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 3, 2023 – Feb 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 24, 2026CAV · Vehicle-only5—MENCO LOGISTICS INC 3532293ZP64845/CA
Feb 4, 2026NMI · Full1—MENCO LOGISTICS INC 3532293ZP64845/CA
Feb 4, 2026NMI · Full1—MENCO LOGISTICS INC 3532293ZP64845/CA
Sep 13, 2025MOII · Walk-around13—MENCO LOGISTICS INC 3532293ZP64845/CA
Jun 22, 2025CAIII · Driver-only1—MENCO LOGISTICS INC 3532293ZP46897/CA
Jun 12, 2025ILIII · Driver-only0—MENCO LOGISTICS INC 3532293ZP46897/CA
Feb 17, 2025NJIII · Driver-only2—MENCO LOGISTICS INC 3532293ZP46897/CA
Nov 9, 2023NEII · Walk-around2OOSISAIAH TRANSPORTATION INC 3547777YP67449/CA
Aug 3, 2023INIII · Driver-only1—ISAIAH TRANSPORTATION INC 3547777YP67449/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MENCO LOGISTICS INC3532293Feb 17, 2025Feb 24, 20267CA
ISAIAH TRANSPORTATION INC3547777Aug 3, 2023Nov 9, 20232CA
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.
ZP64845CA1MENCO LOGISTICS INCSep 13, 2025 → Feb 24, 20264
ZP46897CA—MENCO LOGISTICS INCFeb 17, 2025 → Jun 22, 20253
YP67449CA—ISAIAH TRANSPORTATION INCAug 3, 2023 → Nov 9, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026
2023 Peterbilt 579 — VIN 1XPBD49X5PD837185