Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X7MD753171 · Truck-Tractor · TRUCK
Carriers run under2
28 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJun 29, 2023
IL
Last seenOct 30, 2025
CO
Inspected under 2 different carriers in 28 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
1XPBD49X7MD753171
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
Jul 12, 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 · Jun 29, 2023 – Oct 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 30, 2025COII · Walk-around3OOSPHOENIX XPRESS LLC 3452321A011900/SC
Jun 7, 2025IAIII · Driver-only2—PHOENIX XPRESS LLC 3452321A011900/SC
Aug 3, 2023NCIII · Driver-only0—NEW TAYLOR TRANSPORTATION LLC 311077S0716HY/TN
Jun 29, 2023ILII · Walk-around2—NEW TAYLOR TRANSPORTATION LLC 311077S0716HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PHOENIX XPRESS LLC3452321Jun 7, 2025Oct 30, 20252SC
NEW TAYLOR TRANSPORTATION LLC311077Jun 29, 2023Aug 3, 20232NC
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.
A011900SC—PHOENIX XPRESS LLCJun 7, 2025 → Oct 30, 20252
S0716HYTN—NEW TAYLOR TRANSPORTATION LLCJun 29, 2023 → Aug 3, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026