The ASUS X55C is 15.6-inch laptop with a 3rd Generation Intel Core i3 processor, 6GB of RAM, and Intel HD Graphics 3000/4000. The laptops come with a built-in DVD burner, webcam and a standard set of connectivity features including bluetooth, wifi, USB 3.0 and HDMI.
Are you looking X55C Notebook Windows 7 64-bit Driver? Below is an the list of Windows 7 driver download links for X55C Notebook, from ASUS. So this will help you to update your Win 7 64-bit Drivers.
ASUS Smart Gesture (Touchpad Driver) [Please update ATK Package V1.0.0020 or later in advance]