e-thirteen Components (United States) - Press Release: 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.

The Most Range In The Galaxy:

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

Durable And Serviceable:

Helix R features replaceable gear clusters and Intergalactic PVD finishing.

All The Options:

11 or 12 speed and 5 different colors.

Low Weight:

Lighter than both XTR & XX1.

More Range, Less Weight:

The HELIX R 12 Speed 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.