My 2 cents: Same dilemma I ran into with my following mb. Came spec’d with e13 race wheelset and tires (1st gen 900gram ish). Liked the tires but slow rolling and knobs had major under cuttting. Also had very little wiggle room with rear tire clearance. Took a chance and put on a minion 2.5 and aggressor 2.5 and I...