Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X9MD759859 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections5
all-time
OOS inspections2
of 5
First seenSep 18, 2023
CA
Last seenMay 19, 2026
TX
Inspected under 2 different carriers in 32 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
1XPBD49X9MD759859
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 · Sep 18, 2023 – May 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2026TXII · Walk-around1—BADLANDS EXPRESS LLC 44455971N95663/TX
Apr 16, 2026TXII · Walk-around2OOSBADLANDS EXPRESS LLC 44455971N95663/TX
Dec 28, 2025TXII · Walk-around9OOSBADLANDS EXPRESS LLC 44455971N95663/TX
Apr 1, 2025AZIII · Driver-only0—WESTERN FLYER EXPRESS LLC 6589093JM178/OK
Sep 18, 2023CAIII · Driver-only0—WESTERN FLYER EXPRESS LLC 6589093JM178/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BADLANDS EXPRESS LLC4445597Dec 28, 2025May 19, 20263TX
WESTERN FLYER EXPRESS LLC658909Sep 18, 2023Apr 1, 20252OK
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.
1N95663TX—BADLANDS EXPRESS LLCDec 28, 2025 → May 19, 20263
3JM178OK—WESTERN FLYER EXPRESS LLCSep 18, 2023 → Apr 1, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026