The new boss of 39crossthe ultimate 39cross race machine the all new superx delivers the two things a today39s cross racer needs most stability and traction better than anything else on the market the ultralight weight stiffness and smooth ride are just icing on the cakespecial featuresshimano xtr785 di2 drivetrain 11 speedhydro dischollowgram si crankset opi spidering 40t x synccannondale hollowgram carbon clincher ai wheelsetspecframe superx ballistec carbon speed save bb30 83 a