Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDK9X6MD733126 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJan 8, 2024
MI
Last seenDec 16, 2025
SD
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
1XPBDK9X6MD733126
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 29, 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 · Jan 8, 2024 – Dec 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 16, 2025SDIII · Driver-only0—RABBIT RIVER TRANSPORT II LLC 1083066RC15303/MI
Sep 2, 2025ILIII · Driver-only0—RABBIT RIVER TRANSPORT II LLC 1083066RC15303/MI
May 14, 2025WYIII · Driver-only1—RABBIT RIVER TRANSPORT II LLC 1083066RC15303/MI
Feb 12, 2024MIIII · Driver-only1—ZEELAND FREIGHT SERVICES LLC 2889574RB53813/MI
Jan 8, 2024MIIII · Driver-only1—ZEELAND FREIGHT SERVICES LLC 2889574RB53813/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RABBIT RIVER TRANSPORT II LLC1083066May 14, 2025Dec 16, 20253MI
ZEELAND FREIGHT SERVICES LLC2889574Jan 8, 2024Feb 12, 20242MI
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.
RC15303MI—RABBIT RIVER TRANSPORT II LLCMay 14, 2025 → Dec 16, 20253
RB53813MI—ZEELAND FREIGHT SERVICES LLCJan 8, 2024 → Feb 12, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026