2013 Giant Anthem X Advanced 29er Giant's first carbon full suspension 29er was developed to give pro XC racers every advantage on technical courses. Featuring the legendary performance of Maestro suspension, this is the bike that makes fast riders faster. The handcrafted composite frame is engineered for 29-inch wheels. OverDrive 2 steerer tube design offers front-end stiffness and pinpoint steering, MegaDrive downtube and PowerCore bottom bracket boost power and control in the rough stuff.