Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X1MD753179 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections7
all-time
OOS inspections1
of 7
First seenMay 6, 2024
LA
Last seenNov 20, 2025
MO
Inspected under 2 different carriers in 18 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
1XPBD49X1MD753179
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 21, 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 · May 6, 2024 – Nov 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 20, 2025MOII · Walk-around1OOSVS CARRIER INC 2988309ZP71284/CA
Sep 25, 2025KSIII · Driver-only1—VS CARRIER INC 2988309ZP71284/CA
Aug 21, 2025TNII · Walk-around2—VS CARRIER INC 2988309ZP56461/CA
Aug 18, 2025INIII · Driver-only1—VS CARRIER INC 2988309ZP56461/CA
Jul 8, 2025INII · Walk-around0—VS CARRIER INC 2988309ZP56461/CA
Jun 9, 2024NCIII · Driver-only0—NEW TAYLOR TRANSPORTATION LLC 311077T4163HY/TN
May 6, 2024LAIII · Driver-only1—NEW TAYLOR TRANSPORTATION LLC 311077T4163HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VS CARRIER INC2988309Jul 8, 2025Nov 20, 20255CA
NEW TAYLOR TRANSPORTATION LLC311077May 6, 2024Jun 9, 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.
ZP71284CA—VS CARRIER INCSep 25, 2025 → Nov 20, 20252
ZP56461CA—VS CARRIER INCJul 8, 2025 → Aug 21, 20253
T4163HYTN—NEW TAYLOR TRANSPORTATION LLCMay 6, 2024 → Jun 9, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026