8GB (4GBx2) Team High Performance Memory RAM Upgrade For Lenovo ThinkPad R400 Series R500 Series Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
Amazon.com: 500GB 2.5" Hard Drive for Lenovo/IBM Thinkpad R400-7439 R400-7440 R400-7443 R400-7445 R400-7446 R400-7447 R500-2713 : Electronics