40Y8716 - IBM 100GB 5400RPM ATA-100 2.5-inch Hard Drive

Your ThinkPad notebook has become a vital part of your success. But as you add applications and data you might need to add more storage capability to handle the load. Increase your hard drive capacity with a larger primary system hard drive. Or, use as a secondary hard drive with the optional ThinkPad 2nd HDD Adapter for Ultrabay 2000 and 2nd HDD Adapter for Ultrabay Slim for select systems and docking solutions.