Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBDP9X5LD675571 · Truck-Tractor · TRUCK
Carriers run under2
7 mo
Inspections5
all-time
OOS inspections3
of 5
First seenJul 31, 2025
CO
Last seenFeb 5, 2026
AZ
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.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBDP9X5LD675571
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 29, 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 · Jul 31, 2025 – Feb 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 5, 2026AZII · Walk-around7—RAMIIREZZ TRANSPORT LLC 3854875ZP56902/CA
Jan 29, 2026CAI · Full14OOSTUZATREE LLC 3854753ZP56902/CA
Dec 17, 2025AZII · Walk-around8OOSRAMIIREZZ TRANSPORT LLC 3854875ZP56902/CA
Dec 16, 2025TXII · Walk-around5—RAMIIREZZ TRANSPORT LLC 3854875ZP56902/CA
Jul 31, 2025COIII · Driver-only3OOSRAMIIREZZ TRANSPORT LLC 3854875ZP56902/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RAMIIREZZ TRANSPORT LLC3854875Jul 31, 2025Feb 5, 20264CA
TUZATREE LLC3854753Jan 29, 2026Jan 29, 20261MN
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.
ZP56902CA—RAMIIREZZ TRANSPORT LLCJul 31, 2025 → Feb 5, 20264
ZP56902CA—TUZATREE LLCJan 29, 2026 → Jan 29, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026
2020 Peterbilt 579 — VIN 1XPBDP9X5LD675571