Helix R Cassette (11-Speed)
Helix R Cassette (11-Speed)

Helix R Cassette (11-Speed)


Regular price$329.99

Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

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The HELIX R Cassette is an upgrade to any SRAM™ or Shimano™ drivetrain, with more range than other cassettes on the market. The 9 tooth cog lets you step down one chainring size while keeping the same top end gearing and provides not only better ground clearance, but an overall lighter drivetrain.


  • 1 aluminum cogs, 10 steel cogs
  • Designed for use with XD™ and XDR™ drivers only


  • Color: Nickel
  • Cassette Body Type: SRAM XD 11/12 Speed
  • Drivetrain Speeds: 11
  • Cassette Cogs: 9-11-13-15-17-20-24-28-33-39-46
  • Range: 9-46