iMac (circa 2009) Hard Drive to SSD Upgrade - YouTube
My free iMac 27" (2009) core i7 2.8, 32GB, 1TB SSD High Sierra. only cost me a SSD and about an hour of time. : r/mac
How to Upgrade the Main Drive in a 27-inch iMac Late 2009 (Updated) - YouTube
iMac A1331 “Core 2 Duo” 3.06 21.5-Inch Late 2009 Hard Drive Replacement Service Dallas – Apple Mac Computer Repair Dallas , Laptop ,Desktop ,iMac ,MacBook iPhone iPad Data Recovery ,Virus
Amazon.com: OWC 2.0TB HDD Upgrade Kit Compatible With 2009-2010 iMacs, Includes: Thermal Sensor, Tools, 2.0TB Hard Drive : Electronics
iMac late 2009 SSD upgrade : r/mac
12.7mm 2nd HDD SSD Hard Drive Optical bay Caddy Adapter for SuperDrive 27" 25" 21"
How to Upgrade iMac Hard Drive (2009, 2010, 2011): EveryMac.com
iMac Intel 21.5" and 27" (Late 2009-Mid 2010) SSD Temperature Sensor