Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X0PD850491 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections11
all-time
OOS inspections3
of 11
First seen01/11/2024
IL
Last seen02/01/2026
CA
Inspected under 2 different carriers in 25 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
1XPBD49X0PD850491
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
06/17/2026
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 · 01/11/2024 – 02/01/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
02/01/2026CAI · Full0—RELIANCE INTERMODAL INC 1850504YP57711/CA
01/31/2026CAI · Full6OOSRELIANCE INTERMODAL INC 1850504YP57711/CA
08/05/2025UTIII · Driver-only0—RELIANCE INTERMODAL INC 1850504YP57711/CA
06/13/2025WAIII · Driver-only0—RELIANCE INTERMODAL INC 1850504YP57711/WA
03/24/2025WAIII · Driver-only3—RELIANCE INTERMODAL INC 1850504YP57711/CA
02/11/2025CAI · Full3OOSRELIANCE INTERMODAL INC 1850504YP57711/CA
07/31/2024CAI · Full1OOSRELIANCE INTERMODAL INC 1850504YP57711/CA
07/31/2024CAI · Full0—RELIANCE INTERMODAL INC 1850504YP57711/CA
03/08/2024ORIII · Driver-only2—RELIANCE INTERMODAL INC 1850504YP57711/CA
03/02/2024CAII · Walk-around0—RELIANCE INTERMODAL INC 1850504YP57711/CA
01/11/2024ILII · Walk-around1—ASL TRANS PRO INC 2352432YP57711/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RELIANCE INTERMODAL INC185050403/02/202402/01/202610CA
ASL TRANS PRO INC235243201/11/202401/11/20241CA
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.
YP57711CA—RELIANCE INTERMODAL INC03/02/2024 → 02/01/20269
YP57711WA—RELIANCE INTERMODAL INC06/13/2025 → 06/13/20251
YP57711CA—ASL TRANS PRO INC01/11/2024 → 01/11/20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/17/2026