Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X8MD753146 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJul 7, 2023
MS
Last seenFeb 17, 2026
GA
Inspected under 2 different carriers in 31 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
1XPBD49X8MD753146
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
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 7, 2023 – Feb 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 17, 2026GAIII · Driver-only5—ROOP TRANSPORTATION INC 4354730ZP56436/CA
Sep 14, 2025CAIII · Driver-only0—ROOP TRANSPORTATION INC 4354730ZP56436/CA
Jun 5, 2025ILIII · Driver-only0—ROOP TRANSPORTATION INC 4354730ZP56436/CA
Sep 4, 2024LAIII · Driver-only0—NEW TAYLOR TRANSPORTATION LLC 311077M4457HY/TN
Jul 7, 2023MSII · Walk-around0—NEW TAYLOR TRANSPORTATION LLC 311077S0698HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROOP TRANSPORTATION INC4354730Jun 5, 2025Feb 17, 20263CA
NEW TAYLOR TRANSPORTATION LLC311077Jul 7, 2023Sep 4, 20242NC
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.
ZP56436CA—ROOP TRANSPORTATION INCJun 5, 2025 → Feb 17, 20263
M4457HYTN—NEW TAYLOR TRANSPORTATION LLCSep 4, 2024 → Sep 4, 20241
S0698HYTN—NEW TAYLOR TRANSPORTATION LLCJul 7, 2023 → Jul 7, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026