INDUSTRY LEADING: Helix Plus 12-speed, 556% Range, 406g
More Range, Less Weight
The HELIX PLUS Cassette is an upgrade to any SRAM™ Eagle™ or Shimano™ drivetrain*, with more range than any other cassette 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.
PRODUCT FEATURES
- Compatible with SRAM™ and Shimano™ 12 speed drivetrains
- Improved shifting performance including Shimano™ 12 Speed compatibility
- Improved interface between steel and aluminum clusters
- E*spec uprated for E-bike use
- 2-piece design allows for replaceable aluminum cogs
RIDER BENEFITS
- Reduces rear wheel weights, improves braking, suspension function and handling
- Designed to shift with Shimano™ and SRAM™ systems without compromise, so the rider can change components without concern
- e*thirteen’s wider range and 9 tooth cog allows riders to run a 2 tooth smaller chainring for more clearance and reduced weights
*Requires XD™ Driver
PRODUCT SPEC
Works flawlessly with Shimano™ and SRAM™ 12s drivetrains, despite the challenges in designing for the different cog spacing and chain behavior.

KMC K1 Bmx Race Chain 1/2" x 1/8"
Shimano 18T Rear Sprocket
EASTON EA50 7 Degree Stems 



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