Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X1PD850466 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections13
all-time
OOS inspections3
of 13
First seenOct 8, 2023
UT
Last seenJul 7, 2026
CA
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
1XPBD49X1PD850466
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
Jun 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 · Oct 8, 2023 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026CAII · Walk-around2—Z06 INC 3979760ZP88936/CA
Jan 26, 2026WYIII · Driver-only6OOSLAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Jan 12, 2026CAIII · Driver-only2—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Dec 1, 2025CAI · Full6OOSLAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Nov 14, 2025CAII · Walk-around1—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Jul 16, 2024CAIII · Driver-only2—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Jul 12, 2024CAII · Walk-around4OOSLAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Jun 3, 2024NVII · Walk-around1—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Apr 23, 2024CAI · Full1—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Apr 23, 2024CAI · Full0—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Oct 17, 2023CAV · Vehicle-only0—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Oct 11, 2023IAII · Walk-around3—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
Oct 8, 2023UTIII · Driver-only0—LAMBHAR TRANSPORTATION INC 3248382YP65029/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
Z06 INC3979760Jul 7, 2026Jul 7, 20261CA
LAMBHAR TRANSPORTATION INC3248382Oct 8, 2023Jan 26, 202612MI
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.
ZP88936CA1Z06 INCJul 7, 2026 → Jul 7, 20261
YP65029CA—LAMBHAR TRANSPORTATION INCOct 8, 2023 → Jan 26, 202612
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026