Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X4PD812178 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 9, 2023
TX
Last seenJun 30, 2026
TX
Inspected under 2 different carriers in 34 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
1XPBD49X4PD812178
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
Jul 30, 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 · Aug 9, 2023 – Jun 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 30, 2026TXII · Walk-around1—TRUCKA USA LLC 3436907R841231/TX
Oct 24, 2023TXII · Walk-around0—ZARO TRANSPORTATION LLC 1741743R688960/TX
Aug 9, 2023TXIII · Driver-only0—ZARO TRANSPORTATION LLC 1741743R598075/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRUCKA USA LLC3436907Jun 30, 2026Jun 30, 20261TX
ZARO TRANSPORTATION LLC1741743Aug 9, 2023Oct 24, 20232TX
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.
R841231TX1TRUCKA USA LLCJun 30, 2026 → Jun 30, 20261
R688960TX—ZARO TRANSPORTATION LLCOct 24, 2023 → Oct 24, 20231
R598075TX—ZARO TRANSPORTATION LLCAug 9, 2023 → Aug 9, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026