iMac Intel 21.5" and 27" (Late 2009-Mid 2010) SSD Upgrade Bundle - iFixit Store
Can I upgrade iMac (Late 2015) fusion drive to SSD? | MacRumors Forums
1TB SSD Pcie MZ-KPU1T0T/0A6, SM1024F for Apple iMac 21.5-inch A1418 Retina( Late 2013 – Late 2015), iMac 27-inch A1419 Retina(Late 2013 – Late 2015), Mac mini (Late 2014), Mac Pro (Late 2013), MacBook