Renewed Lenovo Thinkpad T400 Laptop C2D P8700 4GB RAM 500GB HDD Windows 10 14" 1600x900 Webcam With 30 Days Return, 90 Days Exchange Warranty
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T400 (6475-xxx) (DDR3-8500) Laptop Memory at Amazon.com
8GB (4GBx2) Team High Performance Memory RAM Upgrade For Lenovo ThinkPad T400 Series T410 Series Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com