Price: $263.96
(as of Mar 09, 2025 08:23:40 UTC – Details)
CNC sculpted and engineered cross-experience compatibility with other 12-speed drivetrains. At 384 grams and 556% range, the 9-50T configuration is the hot setup for your 12 Speed MTB or Gravel bike and allows for a 2-tooth smaller front chainring, shorter chain length, more ground clearance, and higher top-speed with our 9 tooth cog.
Extend your gear range, save weight and improve clearance, while future-proofing your bike with the Helix Race Cassette.
2-piece design allows for replaceable aluminum cogs
Just 384g yet E*spec uprated for E-bike use
Reduces un-sprung rear wheel weight for improved suspension function and handling
e*thirteen’s wider range and 9 tooth cog allows riders to run a 2 tooth smaller chainring for more clearance and reduced weights
Specs: XD Driver, 9-50T, 12 spd, 10 Steel / 2 Alloy Cogs (9,11,13,15,17,20,23,27,31,36,42,50), Shimano/Sram/Trp 12sp, 556% Range, 7075 AL / Steel
Weight: 389g
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