64GB RAM upgrade kit for 21.5-inch iMAC now offered by OWC - 9to5Mac
Simmtec 16GB RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K)
Timetec 32GB KIT(2x16GB) Compatible for Apple 2017 iMac (27-inch w/Retina 5K, 21.5-inch
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
iMac 21.5-inch (2017) Review: Ultimate Refinement | Macworld
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
iMac (Retina 4K, 21.5-inch, 2017) - Technical Specifications
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
Apple iMac 21.5" - Core i5 3.0GHz 4K Retina (2017) 8GB 1TB HDD - Good | eBay
Amazon.com: Apple iMac 21.5-inch Retina 4K Display MNDY2LL/A Mid-2017 - Intel Core i5 3.0GHz, 8GB RAM, 256GB SSD - Silver (Renewed) : Electronics
HOW TO UPGRADE NEW 2017 IMAC RAM - YouTube
A-Tech 16GB (2x8GB) RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 1.2V 260-Pin SO-DIMM Memory Upgrade Kit at Amazon.com
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
iMac 21.5" M 2017 Retina 4K Intel i5-7400 @ 3.00GHz 8GB RAM 256GB SSD MacOS Mon | eBay
Used Apple iMac 21.5-inch (Retina 4K) 3.6GHZ Quad Core i7 (Mid 2017) MNE02LL/A-BTO - GainSaver
Amazon.com: Apple iMac 21.5 inches Retina 4K i5-8500 8 256GB SSD Radeon Pro 560X Silver MHK33LL (Renewed) : Electronics
A-Tech 8GB RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 1.2V 260-Pin SO-DIMM Memory Upgrade Module at Amazon.com
Apple iMac 21.5-Inch With 4K Retina Display (2017) Review | PCMag
Apple's new 21.5" iMac with 4K Retina screen has user replaceable RAM and modular CPU
Apple iMac 21.5" Retina 4K - Mid 2017 Reviews, Pros and Cons | TechSpot
iMac 21.5 2017 4K | i7 4.2Ghz! | 32GB RAM | 560 4GB| 2TB SSD 3000MBs | eBay
Memory Upgrades for iMac 21.5-Inch 2017
