Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDH9X9MD751784 · Truck-Tractor · TRUCK

Carriers run under2

26 mo

Inspections3

all-time

OOS inspections0

of 3

First seenAug 1, 2023

Last seenOct 8, 2025

Inspected under 2 different carriers in 26 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.

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN: 1XPBDH9X9MD751784
Make: Peterbilt
Model: 579
Model year: 2021
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.

Inspection history

Every roadside inspection of this VIN, newest first · Aug 1, 2023 – Oct 8, 2025

Date	State	Level	OOS	Carrier (DOT)	Plate
Oct 8, 2025	MO	I · Full	—	CLARKE POWER SERVICES INC 375565	71KS5C/MO
Dec 18, 2024	MO	I · Full	—	CLARKE POWER SERVICES INC 375565	71KS5C/MO
Aug 1, 2023	IL	III · Driver-only	—	J B HUNT TRANSPORT INC 80806	71KS5C/MO

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
CLARKE POWER SERVICES INC	375565	Dec 18, 2024	Oct 8, 2025	2	OH
J B HUNT TRANSPORT INC	80806	Aug 1, 2023	Aug 1, 2023	1	AR

Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.

Plate & unit-number history

The same truck under different plate registrations across carriers

Plate	State / prov.	Unit no.	Carrier	Date range	Insp.
71KS5C	MO	—	CLARKE POWER SERVICES INC	Dec 18, 2024 → Oct 8, 2025	2
71KS5C	MO	—	J B HUNT TRANSPORT INC	Aug 1, 2023 → Aug 1, 2023	1

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026