Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49XXPD850448 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections12
all-time
OOS inspections4
of 12
First seenJun 22, 2023
NE
Last seenApr 29, 2026
UT
Inspected under 2 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
1XPBD49XXPD850448
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 16, 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 · Jun 22, 2023 – Apr 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2026UTIII · Driver-only0—SCORPIO TRANS INC 2262027ZP83933/CA
Sep 28, 2024WYIII · Driver-only5OOSMEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Aug 8, 2024NVII · Walk-around2OOSMEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Jul 26, 2024CAIII · Driver-only0—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Jul 25, 2024CAIII · Driver-only1—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
May 17, 2024CAI · Full0—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Apr 30, 2024CAI · Full4—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Jan 26, 2024NMIII · Driver-only0—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Sep 4, 2023ILIII · Driver-only1OOSMEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Jul 11, 2023CAI · Full0—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Jul 6, 2023UTI · Full5OOSMEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
Jun 22, 2023NEIII · Driver-only0—MEF HERNANDEZ TRANSPORT INC 3932288YP93617/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SCORPIO TRANS INC2262027Apr 29, 2026Apr 29, 20261CA
MEF HERNANDEZ TRANSPORT INC3932288Jun 22, 2023Sep 28, 202411CA
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.
ZP83933CA—SCORPIO TRANS INCApr 29, 2026 → Apr 29, 20261
YP93617CA—MEF HERNANDEZ TRANSPORT INCJun 22, 2023 → Sep 28, 202411
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026
2023 Peterbilt 579 — VIN 1XPBD49XXPD850448