Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X3MD732396 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections3
all-time
OOS inspections0
of 3
First seenFeb 20, 2024
AR
Last seenDec 10, 2025
IN
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
1XPBD49X3MD732396
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.
02

Inspection history

Every roadside inspection of this VIN, newest first · Feb 20, 2024 – Dec 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 10, 2025INII · Walk-around0—SOLID TRANSPORTATION SERVICES INC 22864491010417TP/MI
Nov 11, 2025TNIII · Driver-only0—SOLID TRANSPORTATION SERVICES INC 22864490087AXG/MO
Feb 20, 2024ARIII · Driver-only1—LARRY WILLIAMS TRUCKING LLC 11110203JR156/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOLID TRANSPORTATION SERVICES INC2286449Nov 11, 2025Dec 10, 20252MI
LARRY WILLIAMS TRUCKING LLC1111020Feb 20, 2024Feb 20, 20241OK
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.
1010417TPMI—SOLID TRANSPORTATION SERVICES INCDec 10, 2025 → Dec 10, 20251
0087AXGMO—SOLID TRANSPORTATION SERVICES INCNov 11, 2025 → Nov 11, 20251
3JR156OK—LARRY WILLIAMS TRUCKING LLCFeb 20, 2024 → Feb 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026