Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBP49X3MD750923 · Truck-Tractor · TRUCK
Carriers run under1
34 mo
Inspections6
all-time
OOS inspections2
of 6
First seenJun 13, 2023
CA
Last seenApr 22, 2026
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBP49X3MD750923
Make
Peterbilt
Model
579
Model year
2021
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 13, 2023 – Apr 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 22, 2026WAIII · Driver-only2—PACIFIC CA SYSTEMS INC 82013787339RP/WA
Aug 11, 2025WAI · Full1—PACIFIC CA SYSTEMS INC 82013787339RP/WA
Sep 16, 2024WAII · Walk-around2—PACIFIC CA SYSTEMS INC 82013787339RP/WA
Mar 14, 2024WAII · Walk-around3OOSPACIFIC CA SYSTEMS INC 82013787339PR/WA
Mar 1, 2024WAII · Walk-around1OOSPACIFIC CA SYSTEMS INC 82013787339RP/WA
Jun 13, 2023CAII · Walk-around0—PACIFIC CA SYSTEMS INC 8201378733PRP/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PACIFIC CA SYSTEMS INC820137Jun 13, 2023Apr 22, 20266WA
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.
87339RPWA—PACIFIC CA SYSTEMS INCMar 1, 2024 → Apr 22, 20264
87339PRWA—PACIFIC CA SYSTEMS INCMar 14, 2024 → Mar 14, 20241
8733PRPWA—PACIFIC CA SYSTEMS INCJun 13, 2023 → Jun 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026