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8GB KIT (2 x 4GB) for Acer Aspire 5742-6674 5742-6678 5742-6682 5742-6696 5742-6814 5742-6831 5742-6838 5742-6860 5742G 5742Z. SO-DIMM DDR3 Non-ECC PC3-8500 1066MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
Amazon.com: Hopero DC Power Jack with Cable Replacement for Acer Aspire 5742-6838 5742Z-4685 5742-7645 5742z-4512 5742G-6480 5742-6814 5742-6674 5742-382G50MnKK 5742-7653 : Electronics
Amazon.com: Gametown DC Power Jack Cable Charge Port Harness Connector Socket for Acer Aspire 5742Z-4197 5742Z-4404 5742Z-4601 5742Z-4621 5742Z-4629 5742-6814 5742-7645 5742-372G25Mn : Electronics