Official download links for Autodesk Mechanical Desktop (MDT) 2009 are no longer actively maintained on standard Autodesk Account pages, which typically only support the current version and three previous annual releases. Official Download & Legacy Access
Historical Installer Links: In some archived support threads, direct links were provided for the installation discs, though their availability is not guaranteed: MDT 2009 Disc 1 MDT 2009 Disc 2 Critical Usage Notes autodesk mechanical desktop 2009 download link
Install Autodesk Inventor (free trial)
Download the latest Inventor from Autodesk’s official website (free for 30 days). Parametric and Direct Modeling: Offers both parametric and
If you want, I can:
: While some users may find old trial versions online, these typically only function for 30 days and cannot be legally converted into full versions anymore. Autodesk Community, Autodesk Forums, Autodesk Forum Modern Alternatives Historical Installer Links : In some archived support