I test rode a 5.0 SL, and I'm about 6'3" (maybe 6'2.5"), 200lbs and a 35"-ish inseam. I rode the SL XL and found that with the seat post raised up to "7", my fit on that bike was perfect. Very aggressive and gravel-y. If I wanted to be more "comfortable" (ie, commuting), I would expect that...