The ardent race tyre from maxxis is ideally suited for technical xc race courses and endurance length events with its medium height tread the ardent race bridges the gap between the xc oriented ikon and the trail oriented ardent the center knobs are ramped to reduce rolling resistance and the side knobs are angled and stepped to provide great biting traction in corners choose the ardent race for your next demanding xc race or epic trail ride high volume medium knob height ideal for