Sram x01 dh 10 speed groupsetevery descent rewrites the laws of gravity every mountain pushes you further engineered in germany sram x01 dh delivers quicker shifting smarter gear steps and more precise chain management featuring srams 10 speed x horizon rear derailleur the x sync chainring and the x actuation trigger shifter its the integrated sram 1x drivetrain for complete control made for gravity athletes proven by champions and now available to every rider x01 dh go beyond