96 cutlass supreme sound system

i have a 96 cutlass supreme and the speakers that came factory with the car are going out and i have looked high and low to see how to remove them and let alone what thier sizes are. if anyone can help, it would be highly appreciated

Try this link here (http://www.autozone.com/servlet/UiBroker?ForwardPage=/az/cds/en_us/0900823d/80/0e/d7/d0/0900823d800ed7d0.jsp).
Links on the right should show you speakers and how they are removed.

thank you