There is a fair chance that the Windows 8 drivers may work on Windows 7, but it will be trial and error, I'm afraid. Using a program like Belarc Advisor will help you identify the parts inside your laptop. You can then go to the manufacturers web site (E.G., Realtek, Intel etc) & download drives from there.
Acer is proud to announce the promotion of Philetus to the ACE team. Philetus has been a member since March 2013 and has shown the skills and patience required to be a member of this exclusive, invite only team of experts. Congratulations Philetus!