Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X6JD483928 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJun 28, 2023
CA
Last seenMar 2, 2026
US
Inspected under 2 different carriers in 33 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
1XPBDP9X6JD483928
Make
Peterbilt
Model
579
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 25, 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 28, 2023 – Mar 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 2, 2026USI · Full2—GUILLERMO CARDENAS CASTRO 44152539H30213/CA
Oct 24, 2025USI · Full3OOSGUILLERMO CARDENAS CASTRO 44152535QEL318/CA
Sep 18, 2023CAI · Full0—DR TRANSPORT INC 3630223YP69234/CA
Sep 13, 2023CAI · Full1—DR TRANSPORT INC 3630223YP69234/CA
Jun 28, 2023CAI · Full0—DR TRANSPORT INC 3630223YP69234/CA
Jun 28, 2023CAIII · Driver-only0—DR TRANSPORT INC 3630223YP69234/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GUILLERMO CARDENAS CASTRO4415253Oct 24, 2025Mar 2, 20262CA
DR TRANSPORT INC3630223Jun 28, 2023Sep 18, 20234CA
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.
9H30213CA—GUILLERMO CARDENAS CASTROMar 2, 2026 → Mar 2, 20261
5QEL318CA—GUILLERMO CARDENAS CASTROOct 24, 2025 → Oct 24, 20251
YP69234CA—DR TRANSPORT INCJun 28, 2023 → Sep 18, 20234
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026