I believe that they are 4" speakers in both the front and the rear doors. If you want to confirm this, try crutchfield.com and select the option labeled "Outfit My Car." It should then ask you questions about the details of your make and model to help you determine the correct products. Good Luck
4" for front and rear door with 8" sub on the back and 1" tweeter at each side mirror.
6.5" round speakers in the front and back.
5.5" speakers front and back.
The first three speakers you want to buy are your subwoofer and the 2 left and right front speakers. Next you will want to get the 2 left and right back speaker and then the center front and center back speakers.
front speakers and back speakers are both 6x8 speakers
6x8 Door Speakers (Front & Rear)
the front door and back door speakers are 6" x 8 " speakers
Should be 6.5" speakers in the front doors and 6"x9" in the back dash
6.5 or 6 1/2 in front and 6 x 9 speakers in back.
speakers are on the front dash and back hatch door.
ford falcon au's take 5x7 speakers front and back
both front and back are 6 1/2" speakers