Originally Posted by
Grasschopper
Topstone is really a poor design decision by Cannondale. Too little clearance and the geometry is just that of the Synapse...so a road bike. If it fits your terrain and riding style it could be fine...I really wanted it when it came out and then I did more research and was disapointed.
I assume you are talking about the carbon Topstone ?.
Tire clearance on the aluminum is better, I run 45mm WTB Riddlers with no clearance issues.