Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBDP9X8HD363851 · Truck-Tractor · TRUCK

Carriers run under2

7 mo

Inspections4

all-time

OOS inspections3

of 4

First seen04/02/2025

Last seen11/13/2025

Inspected under 2 different carriers in 7 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.

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN: 1XPBDP9X8HD363851
Make: Peterbilt
Model: 579
Model year: 2017
Body class: Truck-Tractor
Vehicle type: TRUCK
GVWR: Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at: 07/12/2026

vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.

Inspection history

Every roadside inspection of this VIN, newest first · 04/02/2025 – 11/13/2025

Date	State	Level	Viol.	OOS	Carrier (DOT)	Plate
11/13/2025	OR	III · Driver-only	2	OOS	Z06 TRUCKING LLC 4028355	Z001056/UT
10/07/2025	OR	II · Walk-around	2	OOS	Z06 TRUCKING LLC 4028355	Z001056/UT
09/22/2025	AZ	II · Walk-around	6	OOS	Z06 TRUCKING LLC 4028355	Z001056/UT
04/02/2025	CA	I · Full	4	—	RAMI EXPRESS LLC 4252510	Z001056/UT

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
Z06 TRUCKING LLC	4028355	09/22/2025	11/13/2025	3	UT
RAMI EXPRESS LLC	4252510	04/02/2025	04/02/2025	1	TX

Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.

Plate & unit-number history

The same truck under different plate registrations across carriers

Plate	State / prov.	Unit no.	Carrier	Date range	Insp.
Z001056	UT	—	Z06 TRUCKING LLC	09/22/2025 → 11/13/2025	3
Z001056	UT	—	RAMI EXPRESS LLC	04/02/2025 → 04/02/2025	1

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026