Originally Posted by
Nagrom_
It has to do with frame compatibility, and its a bear to change chain rings on the omniums.
They're probably both equally stiff, and both stiffer than you will ever need.
Originally Posted by
monsterkidz
Between the slightly wider Q-Factor, sluggish stock BB, and the fact that changing rings on the fly was such a PIA, I ditched SRAM cranks and went back to my Suginos.
Originally Posted by
prooftheory
Carleton also answered this question in post #2. The GXP bottom bracket needs to be upgraded which makes it uneconomical. A pinging, grinding bottom bracket isn't a big deal at 20mph but at 40mph you are definitely losing efficiency.
All of the above!
Plus the Dura Ace have a nice feel to them. I even prefer them to my SRM cranks. It's hard to describe, but I can feel the difference. The SRMs are stiffer, but he DA feel better. "Stiff as possible" isn't always preferred.
The French National Team sprinters use Sugino Grand Mighty. Well, used...until LOOK made a 1-piece carbon crank for the new LOOK L96:
