Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBDP9X1LD624259 · Truck-Tractor · TRUCK
Carriers run under2
21 mo
Inspections9
all-time
OOS inspections2
of 9
First seenFeb 22, 2024
NM
Last seenNov 4, 2025
NM
Inspected under 2 different carriers in 21 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
1XPBDP9X1LD624259
Make
Peterbilt
Model
579
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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 · Feb 22, 2024 – Nov 4, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 4, 2025NMI · Full0—HARMAN TRANSPORT LLC 4153266A25384/WY
Jul 11, 2025LAIII · Driver-only0—HARMAN TRANSPORT LLC 4153266A25384/WY
Apr 19, 2025NMII · Walk-around4OOSHARMAN TRANSPORT LLC 4153266A19108/WY
Feb 6, 2025TXII · Walk-around0—HARMAN TRANSPORT LLC 4153266A19108/WY
Jan 12, 2025COIII · Driver-only1—STEELEWALL TRUCKING LLC 4027200A19108/WY
Dec 31, 2024ARII · Walk-around1—STEELEWALL TRUCKING LLC 4027200A19108/WY
Sep 5, 2024COIII · Driver-only1—STEELEWALL TRUCKING LLC 4027200A19108/WY
Jun 27, 2024TXII · Walk-around2—STEELEWALL TRUCKING LLC 4027200A19108/WY
Feb 22, 2024NMII · Walk-around4OOSSTEELEWALL TRUCKING LLC 4027200TEMP/WY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HARMAN TRANSPORT LLC4153266Feb 6, 2025Nov 4, 20254GA
STEELEWALL TRUCKING LLC4027200Feb 22, 2024Jan 12, 20255WY
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.
A25384WY—HARMAN TRANSPORT LLCJul 11, 2025 → Nov 4, 20252
A19108WY—HARMAN TRANSPORT LLCFeb 6, 2025 → Apr 19, 20252
A19108WY—STEELEWALL TRUCKING LLCJun 27, 2024 → Jan 12, 20254
TEMPWY—STEELEWALL TRUCKING LLCFeb 22, 2024 → Feb 22, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026