85 and 86 differences?

['83200x]

I know this was probabley asked before but i couldn't find it.. What are the differences between a 85 bigred vs. 86 Bigred? I knows the swingarm is different and thats it. any help would be great thanks.

[87250es]

i know that the starter is different on the 87 than it is on the 85 but i do not know if the 86 is like the 87 or the 85..

the rear brake assembly looks different on the 87 compaired to the 85. and i think that the 86 has the same rear brake as the 87.
but thats all i know of