Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBD49X8LD657483 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections7
all-time
OOS inspections4
of 7
First seenAug 25, 2023
CA
Last seenJul 1, 2026
AZ
Inspected under 3 different carriers in 35 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
1XPBD49X8LD657483
Make
Peterbilt
Model
579
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 27, 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 25, 2023 – Jul 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 1, 2026AZII · Walk-around7OOSBCAZAR INC 3631686ZP56611/CA
Jun 23, 2026AZII · Walk-around8OOSBCAZAR INC 3631686ZP56611/CA
Aug 13, 2025NVIII · Driver-only4OOSQUALITY QUANTITY LLC 3631656ZP56611/CA
Jun 18, 2024CAII · Walk-around2—ARAGON INC 783776IRL0992/NM
Jan 31, 2024NMIII · Driver-only0—ARAGON INC 783776IRL0992/NM
Dec 1, 2023CAII · Walk-around3—ARAGON INC 783776IRL0992/NM
Aug 25, 2023CAI · Full7OOSARAGON INC 783776L0992/NM
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BCAZAR INC3631686Jun 23, 2026Jul 1, 20262CA
QUALITY QUANTITY LLC3631656Aug 13, 2025Aug 13, 20251TX
ARAGON INC783776Aug 25, 2023Jun 18, 20244NM
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.
ZP56611CA1BCAZAR INCJun 23, 2026 → Jul 1, 20262
ZP56611CA—QUALITY QUANTITY LLCAug 13, 2025 → Aug 13, 20251
IRL0992NM—ARAGON INCDec 1, 2023 → Jun 18, 20243
L0992NM—ARAGON INCAug 25, 2023 → Aug 25, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 27, 2026