Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBD49X7SD729286 · Truck-Tractor · TRUCK
Carriers run under2
13 mo
Inspections5
all-time
OOS inspections1
of 5
First seenMay 1, 2025
MO
Last seenJun 1, 2026
CT
Inspected under 2 different carriers in 13 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
1XPBD49X7SD729286
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
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 · May 1, 2025 – Jun 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 1, 2026CTII · Walk-around4—PEAK FREIGHTWAYS INC 38631893917994/IN
Aug 14, 2025TNIII · Driver-only0—NINE TRANSPORTATION GROUP INC 38584403681943/IN
Jul 2, 2025MSII · Walk-around0—NINE TRANSPORTATION GROUP INC 38584403681943/IN
Jul 1, 2025LAIII · Driver-only0—NINE TRANSPORTATION GROUP INC 38584403681943/IN
May 1, 2025MOII · Walk-around1OOSNINE TRANSPORTATION GROUP INC 38584403681943/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PEAK FREIGHTWAYS INC3863189Jun 1, 2026Jun 1, 20261IL
NINE TRANSPORTATION GROUP INC3858440May 1, 2025Aug 14, 20254TN
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.
3917994IN—PEAK FREIGHTWAYS INCJun 1, 2026 → Jun 1, 20261
3681943IN—NINE TRANSPORTATION GROUP INCMay 1, 2025 → Aug 14, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026