Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDP9X8MD748949 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections4
all-time
OOS inspections0
of 4
First seen06/29/2023
TN
Last seen04/21/2026
GA
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
1XPBDP9X8MD748949
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
07/12/2026
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 · 06/29/2023 – 04/21/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
04/21/2026GAII · Walk-around2—MEB EXPRESS INC 3101120XE840D/FL
12/05/2025OHIII · Driver-only0—WEL COMPANIES INC 16604684702Z/WI
08/15/2024MNI · Full0—WEL COMPANIES INC 16604622402Z/WI
06/29/2023TNI · Full0—WEL COMPANIES INC 16604622402Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MEB EXPRESS INC310112004/21/202604/21/20261FL
WEL COMPANIES INC16604606/29/202312/05/20253WI
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.
XE840DFL—MEB EXPRESS INC04/21/2026 → 04/21/20261
84702ZWI—WEL COMPANIES INC12/05/2025 → 12/05/20251
22402ZWI—WEL COMPANIES INC06/29/2023 → 08/15/20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026