Since Autodesk Mechanical Desktop 2009 is legacy software (released circa 2008) and is no longer sold by Autodesk, a standard "product review" isn't quite applicable. Instead, the most useful information for someone looking for this specific version today involves understanding its compatibility, its relationship with AutoCAD, and the realities of obtaining it safely.
If you have an active Autodesk subscription, you can try signing in to your Autodesk Account and using the Autodesk Assistant autodesk mechanical desktop 2009 download
Date: October 26, 2023 (Current analysis date) Subject: Software lifecycle status and download options for Autodesk Mechanical Desktop (MDT) 2009 Since Autodesk Mechanical Desktop 2009 is legacy software