5x7 no bigger no smaller.
6.5 inch round speakers
The rear speakers in a 2001 Mercury Sable measure 6 inches by 8 inches. These speakers are located in the rear deck of the vehicle.
6.5 Inch in the front doors and 5x7 Inch on the sides of the rear seat.
6 x 8
5x7 in both front and rear doors.
What Year? Sorry, a mercury capri convertible 1991
According to sonicelectronics.com database both front and rear stock speakers are 6"x8"
What is the size of the rear speakers on daewoo lanos
The sub woofer size on a 1999 Mercury Mountaineer is 5 inches by 7 inches. Speakers are located in the front and the rear of the vehicle.
The front speakers in a 1997 Mercury Grand Marquis measure 6 inches by 8 inches and they are located in the front door. The rear speakers measure 6 x 9 inches and are located in the rear deck.
The rear speakers are the same size of the front. 6.75" but 6.5" will work also
Stock rear speakers are 6 1/2" round speakers.