XD is a cassette driver body that allows the use of a 10-tooth small cog and provides an improved interface with the cassette.
- Driver body design that lets riders tap the power and range of the SRAM 10-42t 11-speed Cassette and a 10-tooth small cog
- Provides a more stable hub connection
- XD™ Driver Body is 6-8g lighter
- Fits all SRAM Roam and Rail wheels, Rise 60 and Rise XX wheels
- Fits only XD compatible hubs