Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBD79X2HD421310 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections3
all-time
OOS inspections1
of 3
First seenDec 27, 2023
UT
Last seenOct 2, 2025
TX
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
1XPBD79X2HD421310
Make
Peterbilt
Model
579
Model year
2017
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.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Dec 27, 2023 – Oct 2, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 2, 2025TXII · Walk-around4OOSTHREE KROWN TRUCKING LLC 38345671N72671/TX
Jul 31, 2025TXII · Walk-around3—THREE KROWN TRUCKING LLC 38345671N72671/TX
Dec 27, 2023UTII · Walk-around4—INTSEL STEEL WEST LLC 607017344YQJ/CO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THREE KROWN TRUCKING LLC3834567Jul 31, 2025Oct 2, 20252TX
INTSEL STEEL WEST LLC607017Dec 27, 2023Dec 27, 20231CO
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.
1N72671TX—THREE KROWN TRUCKING LLCJul 31, 2025 → Oct 2, 20252
344YQJCO—INTSEL STEEL WEST LLCDec 27, 2023 → Dec 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026