Originally Posted by
USAZorro
What's with the driveside chainstay? Is that a killer dent, or is that how the bike was made?
Originally Posted by
wrk101
That's how Cannondale built their bikes. Its so the crank arm clears.
These bikes have pronounced dents on both drive (two one the outside, one on the inside -tire clearance) and non-drive (one and one) side of the chain stays: