Info on 7.25 to 8.75 backing plate swap

I haven't found a 7 1/4 yet with "C" clips and I took apart a '75 7 1/4 a couple of weekends ago, but I haven't come close to seeing all of them. There is a different wheel bearing in 7 1/4's but it is between the 9" and 10" brake cars.


Chuck