Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBD49X4SD729343 · Truck-Tractor · TRUCK
Carriers run under2
16 mo
Inspections4
all-time
OOS inspections0
of 4
First seenMar 8, 2025
IL
Last seenJul 30, 2026
CA
Inspected under 2 different carriers in 16 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
1XPBD49X4SD729343
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 30, 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 · Mar 8, 2025 – Jul 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 30, 2026CAIII · Driver-only2—MSL EXPRESS INC 4168399P1287011/IL
Feb 26, 2026WII · Full1—MSL EXPRESS INC 4168399P1287011/IL
Jul 3, 2025KYI · Full1—PROTRUST LOGISTICS LLC 4046389P1287011/IL
Mar 8, 2025ILIII · Driver-only1—MSL EXPRESS INC 4168399P1287011/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MSL EXPRESS INC4168399Mar 8, 2025Jul 30, 20263IL
PROTRUST LOGISTICS LLC4046389Jul 3, 2025Jul 3, 20251IL
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.
P1287011IL1MSL EXPRESS INCMar 8, 2025 → Jul 30, 20263
P1287011IL—PROTRUST LOGISTICS LLCJul 3, 2025 → Jul 3, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026
2025 Peterbilt 579 — VIN 1XPBD49X4SD729343