SRAM's X9 rear derailleur matches with any SRAM 1:1 ratio shifter set. This long cage version offers perfect accuracy and crisp shifting for rear cogsets that go as high as 34 teeth.
New CNC'd Alloy Outer cage
New 6061 Forged Aluminum Inner Cage
Titanium Main Spring
Outside Facing Limit Screws - Intuitive Adjustment
Di.R.T: Direct Route Technology
1:1 Actuation Ratio Superior Shift Quality