Originally Posted by jlin453
Assuming it's a 53-39 and a 12-25, there's no reason why someone would be in a 53/25 combination, so having the larger ring on the inside is useless.
Nahhhh jlin, what I meant is why isn't everything reversed, as in the 25 would be on the outside while the 53 would be on the inside. The gearing would be the same, but would be physically reversed on the bike.