The Sram XX1 Cassette is the first of its kind. Ranging from 10 to 42 teeth, the 11-speed X-DOME delivers an incredibly wide gear range while maintaining even, optimized steps. The single-unit cassette combines with the XD driver body for a superior connection to the wheel.

• 11-speeds (10-12-14-16-18-21-24-28-32-36-42)
• Bearing design and ratchet mechanism steadied by XD driver body
• Creates more stable hub connection
• Gear steps optimized across entire range
• Wheels equipped for XD driver body available from SRAM, DT Swiss and Mavic
• XD driver body is 6-8g lighter
• Weight: 260 grams

Get a further 10% discount when you purchase a full groupset. Simply add any Sram 11 speed Chain, Cassette, Chainring, Crank, Derailleur, Shifter and a Sram Bottom bracket, DIscount will apply automatically on the checkout page.