Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDP9X8MD749003 · Truck-Tractor · TRUCK
Carriers run under2
37 mo
Inspections6
all-time
OOS inspections0
of 6
First seenJun 22, 2023
KY
Last seenJul 3, 2026
TX
Inspected under 2 different carriers in 37 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
1XPBDP9X8MD749003
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.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 22, 2023 – Jul 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 3, 2026TXII · Walk-around1—BOOKER TRANSPORTATION SERVICES INC 527990R842859/TX
Dec 27, 2025GAIII · Driver-only1—WEL COMPANIES INC 16604620609Z/WI
Dec 9, 2024OHI · Full0—WEL COMPANIES INC 16604620609Z/WI
Sep 3, 2024WIIII · Driver-only1—WEL COMPANIES INC 16604620609Z/WI
May 29, 2024OHI · Full1—WEL COMPANIES INC 16604620609Z/WI
Jun 22, 2023KYI · Full1—WEL COMPANIES INC 16604620609Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BOOKER TRANSPORTATION SERVICES INC527990Jul 3, 2026Jul 3, 20261TX
WEL COMPANIES INC166046Jun 22, 2023Dec 27, 20255WI
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.
R842859TX1BOOKER TRANSPORTATION SERVICES INCJul 3, 2026 → Jul 3, 20261
20609ZWI—WEL COMPANIES INCJun 22, 2023 → Dec 27, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026