Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBDP9X9SD720929 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections5
all-time
OOS inspections2
of 5
First seenSep 17, 2024
MT
Last seenJul 9, 2026
UT
Inspected under 2 different carriers in 22 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
1XPBDP9X9SD720929
Make
Peterbilt
Model
579
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 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 · Sep 17, 2024 – Jul 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 9, 2026UTIII · Driver-only1OOSSHER EXPRESS LLC 3877804P1249745/IL
Mar 20, 2026OHII · Walk-around1OOSSHER EXPRESS LLC 3877804P1249745/IL
Nov 4, 2025CAII · Walk-around1—SHER EXPRESS LLC 3877804P1249745/IL
Sep 8, 2025WAII · Walk-around0—GUISHE TRUCKING CORP 2359690P1249745/IL
Sep 17, 2024MTII · Walk-around0—GUISHE TRUCKING CORP 2359690P1249745/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SHER EXPRESS LLC3877804Nov 4, 2025Jul 9, 20263IL
GUISHE TRUCKING CORP2359690Sep 17, 2024Sep 8, 20252IL
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.
P1249745IL1SHER EXPRESS LLCNov 4, 2025 → Jul 9, 20263
P1249745IL—GUISHE TRUCKING CORPSep 17, 2024 → Sep 8, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026
2025 Peterbilt 579 — VIN 1XPBDP9X9SD720929