Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDH9XXMD751907 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections7
all-time
OOS inspections0
of 7
First seenJun 13, 2023
MO
Last seenApr 28, 2025
IL
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
1XPBDH9XXMD751907
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
Jun 21, 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 · Jun 13, 2023 – Apr 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 28, 2025ILIII · Driver-only1—J B HUNT TRANSPORT INC 8080689XS2C/MO
Sep 9, 2024MOIII · Driver-only0—J B HUNT TRANSPORT INC 8080689KS2C/MO
Jul 8, 2024ILIII · Driver-only0—J B HUNT TRANSPORT INC 8080689KS2C/MO
Oct 4, 2023MOIII · Driver-only0—CLARKE POWER SERVICES INC 37556589KS2C/MO
Sep 28, 2023ILIII · Driver-only0—J B HUNT TRANSPORT INC 8080689KS2C/MO
Jun 29, 2023ILII · Walk-around0—J B HUNT TRANSPORT INC 8080689KS2C/MO
Jun 13, 2023MOI · Full0—J B HUNT TRANSPORT INC 8080689KS2C/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J B HUNT TRANSPORT INC80806Jun 13, 2023Apr 28, 20256AR
CLARKE POWER SERVICES INC375565Oct 4, 2023Oct 4, 20231OH
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.
89XS2CMO—J B HUNT TRANSPORT INCApr 28, 2025 → Apr 28, 20251
89KS2CMO—J B HUNT TRANSPORT INCJun 13, 2023 → Sep 9, 20245
89KS2CMO—CLARKE POWER SERVICES INCOct 4, 2023 → Oct 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026