• E*Thirteen

    THE MOST RANGE IN THE GALAXY

    556% is more range than any other cassette on the market

  • E*Thirteen

    DURABLE AND SERVICEABLE

    Helix R features replaceable gear clusters and Intergalactic PVD finishing

  • E*Thirteen

    ALL THE OPTIONS

    11 or 12 speed and 5 different colors

  • E*Thirteen

    LOW WEIGHT

    Lighter than both XTR & XX1

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  • E*Thirteen

    Compatibility

    Both the Helix R 11 and 12-Speed Cassettes work flawlessly with Shimano™ and SRAM™ 12s drivetrains, despite the challenges in designing for the different cog spacing and chain behavior.

  • E*Thirteen

    Performance

    The improved performance of our new Helix cassette features great Shimano™ 12s shifting performance and improved reliability of steel and aluminum assembly. The new Intergalactic PVD finishing is twice as durable as anodized models. And it is 60G lighter.

  • E*Thirteen

    Cost Savings

    The aluminum one-piece 42/50 tooth cluster is easily replaceable so riders can keep their steel cluster for multiple seasons and freshen up the granny as needed without buying a whole new cassette.

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e*thirteen Helix R Cassette

It’s in our DNA to solve problems.
Helix components are engineered to bridge the compatibility gap between SRAM™ and Shimano™ components, ensuring versatility and flawless performance. Future-proof your bike with e*thirteen Helix.

Even More Choice

E*Thirteen
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