Supercaliber 9.9 XX1 AXS is the fastest, lightest, and most capable cross country race bike we make. The exclusive IsoStrut integrated shock is the cornerstone of Supercaliber's efficient suspension system, giving you a fast and light ride that charges through rugged terrain at breakneck speed. The high-end mountain bike parts spec features a fully wireless SRAM XX1 Eagle AXS electronic drivetrain and includes the highest-performance suspension, brakes, and wheels you can get.