Helix Race 12-Speed 9-50T Cassette Aluminum Replacement Clusters service parts *Hope XD™ drivers are undersized

*Hope XD™ drivers are undersized at the clamp location and require a Cassette Shim Kit

we tweaked the arm design and strategically machined the chainring so that only minimal sacrifice was made in impact strength for large gains in weight reduction

these bars are engineered for gravity e-MTB reliability

142x12mm Rear hubs are available with HG or XDR freehub options

custom grease fill

Helix Race 12-Speed 9-50T Cassette Aluminum Replacement Clusters service parts *Hope XD™ drivers are undersizedUnlike SRAM Eagle, Helix Race cassettes have replaceable gear clusters. That means ongoing service and replacement costs will be less than half that of SRAM cassettes. As an added bonus, Helix R 12s clusters are backward compatible with and can be used to upgrade your existing TRS+ 9 50 cassette. When installing the Helix Race cassette, as with any cassette, we recommend checking chain wear. If your chain shows 0. 5% or more wear, you will