Lenovo G series notebook compatible RAM and SSD upgrades | Upgradeable
Motherboard KIWA7 LA-5082P - LA-5082P for Lenovo G550-2958
Motherboard KIWA7 LA-5082P - LA-5082P for Lenovo G550-2958
Seifelden 8GB (2X4GB) Memory RAM for IBM Lenovo G550 Laptop Memory Upgrade - Walmart.com
Bios Mods -The Best BIOS Update and Modification Source - Lenovo G550 CPU upgrade
LENOVO G550-2958 15.6"CORE 2 DUO T6600@2.2GHz 3GB RAM 250GB SSD WINDOWS 7 OFF 13 | eBay
NeweggBusiness - Lenovo Laptop Intel Core 2 Duo T6600 (2.20GHz) 3GB Memory 320GB HDD Intel GMA 4500MHD 15.6" Windows XP Professional preinstalled with Windows 7 Professional Upgrade Option G550(2958-A4U)
G550 Lenovo Laptop Motherboard
A-Tech 4GB Module for Lenovo G550 Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS278419B12034X1) at Amazon.com