Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X8MD765331 · Truck-Tractor · TRUCK
Carriers run under2
15 mo
Inspections6
all-time
OOS inspections4
of 6
First seenApr 23, 2024
WA
Last seenJul 2, 2025
AZ
Inspected under 2 different carriers in 15 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
1XPBD49X8MD765331
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 · Apr 23, 2024 – Jul 2, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 2, 2025AZI · Full9OOSLEGACY TRANSIT INC 3646925ZP36752/CA
May 25, 2025CAIII · Driver-only4OOSLEGACY TRANSIT INC 3646925ZP36752/CA
Jan 30, 2025NVII · Walk-around0—LEGACY TRANSIT INC 3646925ZP36752/CA
Aug 16, 2024NMII · Walk-around1OOSSTEVENS TRANSPORT INC 79466R516368/TX
Apr 24, 2024WAII · Walk-around4OOSSTEVENS TRANSPORT INC 79466R516368/TX
Apr 23, 2024WAII · Walk-around4—STEVENS TRANSPORT INC 79466R516368/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LEGACY TRANSIT INC3646925Jan 30, 2025Jul 2, 20253CA
STEVENS TRANSPORT INC79466Apr 23, 2024Aug 16, 20243TX
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.
ZP36752CA—LEGACY TRANSIT INCJan 30, 2025 → Jul 2, 20253
R516368TX—STEVENS TRANSPORT INCApr 23, 2024 → Aug 16, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026