Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBDP9X7PD888379 · Truck-Tractor · TRUCK
Carriers run under3
13 mo
Inspections3
all-time
OOS inspections1
of 3
First seenApr 10, 2024
OH
Last seenMay 19, 2025
OH
Inspected under 3 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
1XPBDP9X7PD888379
Make
Peterbilt
Model
579
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 31, 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 · Apr 10, 2024 – May 19, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2025OHII · Walk-around0—DUNCAN OIL TRANSPORTATION SOLUTIONS LLC 176445611KT5M/MO
Mar 11, 2025OHII · Walk-around4OOSHIGHTOWER OM TRANSPORT LLC 373509711KT5M/MO
Apr 10, 2024OHI · Full0—HARMEYER TRANSPORT INC 23679613433999/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DUNCAN OIL TRANSPORTATION SOLUTIONS LLC1764456May 19, 2025May 19, 20251OH
HIGHTOWER OM TRANSPORT LLC3735097Mar 11, 2025Mar 11, 20251OH
HARMEYER TRANSPORT INC2367961Apr 10, 2024Apr 10, 20241IN
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.
11KT5MMO—DUNCAN OIL TRANSPORTATION SOLUTIONS LLCMay 19, 2025 → May 19, 20251
11KT5MMO—HIGHTOWER OM TRANSPORT LLCMar 11, 2025 → Mar 11, 20251
3433999IN—HARMEYER TRANSPORT INCApr 10, 2024 → Apr 10, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026
2023 Peterbilt 579 — VIN 1XPBDP9X7PD888379