With every descent, the laws of gravity are rewritten. Every mountain keeps pushing you forward. The SRAM X01 DH drive group developed in Germany offers faster shifting, optimized gear steps and more precise chain guidance. SRAM's integrated 1X™ drive offers complete control with its 7-speed X-HORIZON™ rear derailleur, X-DOME™ MINI BLOCK™ cassette and X-SYNC™ chainring. Designed for athletes who resist gravity, proven by champions - and now available to every rider. X01 I.E. - ALWAYS FURTHER.