Further Explained: Apple's iMac 2011 Model Hard Drive 'Restrictions'
Amazon.com: OWC 2.0TB HDD Upgrade Kit for All 2011 iMac Models
iMac Intel 27" (Late 2009-Mid 2011) Hard Drive Fan
How To Upgrade/Replace Mid-2011 iMac 21.5" Hard Drive To an SSD! - YouTube
Best Buy: Apple® iMac® 21.5" 8GB Memory 1TB Hard Drive A1311
How to replace an iMac 2011 HDD to an SSD - YouTube
How to Upgrade the Main Drive in a 27-inch iMac 2011 on Vimeo
2011 imac 27" 32GB - final stage of 1TB + 2TB SSD upgrade (replaced HDD & optic drive). Also cleaned out the fans and case. Running 'SSD Fan Control' & 'Macs Fan
How to Upgrade iMac Hard Drive (2009, 2010, 2011): EveryMac.com
Apple iMac (A1312) 27 Inch High Sierra Intel 2.7Ghz i5 1TB HDD 16GB RAM Mid 2011 | eBay
Amazon.com: OWC Data Doubler Optical Bay Hard Drive/SSD Mounting Solution for iMac 2009-2011. : Electronics
How can i choose to boot from the second SSD harddisk for a mid 2011 iMac? - Ask Different