Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDH9X8MD751906 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections7
all-time
OOS inspections0
of 7
First seenOct 3, 2023
IL
Last seenSep 2, 2025
MO
Inspected under 2 different carriers in 23 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
1XPBDH9X8MD751906
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 · Oct 3, 2023 – Sep 2, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 2, 2025MOI · Full0—CLARKE POWER SERVICES INC 37556571KS2C/MO
Mar 26, 2025MOI · Full0—J B HUNT TRANSPORT INC 8080671KS2C/MO
Dec 4, 2024MOI · Full0—J B HUNT TRANSPORT INC 8080671KS2C/MO
Apr 11, 2024ILII · Walk-around0—J B HUNT TRANSPORT INC 8080671KS2C/MO
Feb 22, 2024MOII · Walk-around1—J B HUNT TRANSPORT INC 8080671KS2C/MO
Jan 23, 2024MOII · Walk-around0—J B HUNT TRANSPORT INC 8080671KS2C/MO
Oct 3, 2023ILIII · Driver-only0—J B HUNT TRANSPORT INC 8080671KS2C/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CLARKE POWER SERVICES INC375565Sep 2, 2025Sep 2, 20251OH
J B HUNT TRANSPORT INC80806Oct 3, 2023Mar 26, 20256AR
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.
71KS2CMO—CLARKE POWER SERVICES INCSep 2, 2025 → Sep 2, 20251
71KS2CMO—J B HUNT TRANSPORT INCOct 3, 2023 → Mar 26, 20256
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026
2021 Peterbilt 579 — VIN 1XPBDH9X8MD751906