The Helix Race 12-Speed 9-45T cassette extends legendary Helix shift performance and cross compatibility with SRAM and Shimano 12-speed drivetrains, to the light weight Gravel and XC marketplace.

A drop-in replacement for SRAM XPLR 10-44T Cassettes A 13% increase in range!
Excellent shifting with Shimano and SRAM systems without compromise
Flat-Top Chain and XPLR Derailleur Compatible.

• COMPATIBILITY: All e*thirteen cassettes require XD driver for mounting
  Please reference our hub compatibility article to ensure the e*thirteen cassette will work on the hub you have before purchase.
• FREEHUB MOUNT:XD and XDR Drivers Only
• MATERIAL: 2 aluminum cogs, 10 steel cogs. PVD finishing on Intergalactic model improves durability and wear life.
• RANGE: 500%
• SIZE: 9-45T:9, 11, 13, 15, 17, 19, 22, 25, 28, 32, 38, 45
• SPEEDS: 12 Speed
• WEIGHT: 330 Grams