Designed for the durability of e-bikes (electric-assist bicycles) and compatible with SRAM®, Shimano®, and TRP® shifters and derailleurs of the same speed and cage capacity. This 9-50T combination is the ideal setup for your 12-speed mountain bike and allows for a 2-tooth smaller front chainring, a shorter chain, increased clearance, and a wider gear range thanks to our exclusive 9-tooth cog.
Future-proof your bike and save weight and money with the Helix Plus cassette.
PRODUCT FEATURES
Compatible with SRAM®, Shimano®, and TRP® shifters and derailleurs of the same speed and cage capacity.
The 2-piece design allows for the replacement of aluminum cogs.
Enhanced E*spec for e-bike use.
BENEFITS
Reduces unsprung weight on the rear wheel for improved suspension function and handling. Excellent shifting with uncompromising Shimanoâ„¢ and SRAMâ„¢ systems.
The wider gear range and 9-tooth cog allow riders to use a 2-tooth smaller chainring for improved clearance and reduced weight.
Helix R performance at a competitive price.
- XDâ„¢ freehub body required.
NOTE: Hope XD freehub bodies are undersized at the clamp and require a cassette spacer kit.