I found DLS C36, 3 way components for a good price from a well regarded Swedish speaker manufacturer. 6.5, 4 and .8 silk tweeter. The mid is listed as 2.28 " deep. Outmotoring in the initial post listed the mid depth as 2.25 ". It is not much deeper, think I could get it to fit? Here is a link
http://www.dls.se/en/car/prod.html?produkt=en_57