Ok I know Im having to be a hardhead woman and all but i know nothing about speaker installation but im going to try to change out all 6 of the speakers in my 91 940 turbo. I can't find the sizes anywhere not even the volvo dealer knows. I measured myself and found the 2 back door speakers were 5.25" an the front doors were 6"- someonee please correct me if im wrong. But im stuck on the dash speakers. i dont know what they are if there some kind of mid or a tweeter or whatever but there not very tall and how do you get them off the grill?????? what size are they even? lol im about to push this car off a cliff please someone help me out!!!