email sent - shorter probably isn't necessary for comfort, comfort comes from having the rearsets at proper height and distance from handlebars, and dimension relative to your hips, as well as handlebar placement. shortening the seat may just limit your options... from what I'm looking at, your pegs will probably want to come back about 4-6", bars will probably want to be either at the top of the fork under the tree, or superbike bars mounted on the top tree.