The front in pix is 10 x2 1/2"
The rear flared drums in pix are 11 x 2 1/2" drums. the drum measures 3" but it takes the 2.5" brake shoe.
As I said in Ad I also have a complete 11 x 2 1/2" rear drum set up. complete with backing plates, brake shoes, wheel cylinders and hardware. I prefer to sell...