Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X0PD781432 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJun 22, 2023
SC
Last seenFeb 8, 2026
NV
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
1XPBD49X0PD781432
Make
Peterbilt
Model
579
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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 · Jun 22, 2023 – Feb 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 8, 2026NVIII · Driver-only0—YMD LANES INC 3296087P1318034/IL
Jul 19, 2025IAIII · Driver-only3OOSYMD LANES INC 3296087TEMP/IL
Mar 27, 2025SCII · Walk-around0—UNIMARK LOWBOY TRANSPORTATION LLC 160454643486Z/WI
Feb 20, 2024OHIII · Driver-only1—UNIMARK LOWBOY TRANSPORTATION LLC 1604546T43486Z/WI
Jun 22, 2023SCIII · Driver-only1—UNIMARK LOWBOY TRANSPORTATION LLC 1604546434862/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
YMD LANES INC3296087Jul 19, 2025Feb 8, 20262IL
UNIMARK LOWBOY TRANSPORTATION LLC1604546Jun 22, 2023Mar 27, 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.
P1318034IL—YMD LANES INCFeb 8, 2026 → Feb 8, 20261
TEMPIL—YMD LANES INCJul 19, 2025 → Jul 19, 20251
43486ZWI—UNIMARK LOWBOY TRANSPORTATION LLCMar 27, 2025 → Mar 27, 20251
T43486ZWI—UNIMARK LOWBOY TRANSPORTATION LLCFeb 20, 2024 → Feb 20, 20241
434862WI—UNIMARK LOWBOY TRANSPORTATION LLCJun 22, 2023 → Jun 22, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026