E-Thirteen Helix 11 Speed Race Cluster - XD Driver - Grey - 46T - 11 Speed YGroup_7033446105133 Long nose and broad tail

Long nose and broad tail allow easy and comfortable weight shifts fore and aft

If you consistently push weight restrictions

SRAM 11-speed drivetrains revolutionised the market when they were first released

SRAM 1X™ X-ACTUATION™ for precise and dependable 7-speed performance

E-Thirteen Helix 11 Speed Race Cluster - XD Driver - Grey - 46T - 11 Speed YGroup_7033446105133 Long nose and broad tailUnlike SRAM Eagle, Helix R cassettes have replaceable gear clusters. That means ongoing service and replacement costs will be less than half that of SRAM cassettes. When installing the Helix R cassette, as with any cassette, it's recommended to check for chain wear. If your chain shows 0. 5% or more wear, you will significantly decrease the wear life of your new cassette. Installing a new chain with your new cluster is a much better and economical