When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
6 and a half on all four doors, though 6 and 3/4 will fit with spacers. The tweeter, if you have them, should be 3/4 inch? They might be 1 inch, I'm sure someone can confirm those.