Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X1ND775538 · Truck-Tractor · TRUCK
Carriers run under3
19 mo
Inspections4
all-time
OOS inspections0
of 4
First seenSep 26, 2023
TN
Last seenApr 24, 2025
MO
Inspected under 3 different carriers in 19 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
1XPBD49X1ND775538
Make
Peterbilt
Model
579
Model year
2022
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 26, 2023 – Apr 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 24, 2025MOII · Walk-around0—KOLOVRAT EXPRESS INC 290195471KT4E/MO
Mar 10, 2025KSIII · Driver-only1—KOLOVRAT EXPRESS INC 290195471KT4E/MO
Feb 26, 2024COIII · Driver-only0—STI TRANSPORTATION INC 242320271KT4E/MO
Sep 26, 2023TNII · Walk-around0—STL TRUCKERS LLC 252355107KS9M/MO
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KOLOVRAT EXPRESS INC2901954Mar 10, 2025Apr 24, 20252IL
STI TRANSPORTATION INC2423202Feb 26, 2024Feb 26, 20241IL
STL TRUCKERS LLC2523551Sep 26, 2023Sep 26, 20231MO
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.
71KT4EMO—KOLOVRAT EXPRESS INCMar 10, 2025 → Apr 24, 20252
71KT4EMO—STI TRANSPORTATION INCFeb 26, 2024 → Feb 26, 20241
07KS9MMO—STL TRUCKERS LLCSep 26, 2023 → Sep 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026