Originally Posted by
wake777
I'd like to use a Shimano Dura-Ace Fc-R9000 55 tooth chain ring and a 13 tooth surly single speed cog.
There is so much more to unpack in your post but I'd simply like to congratulate you on your ambition - 110+ Gear Inches is a helluva gearing to start with after not riding for a few years.
Have fun - good luck...