*thirteen Helix Race Cassette - 12-Speed, 9-45t, Gray

The e*thirteen 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.

• Features a 500% range
• Compatible with SRAM™ 12-speed Mountain and Gravel drivetrains, as well as, Shimano™ 12-speed MTB drivetrains
• Durable and serviceable, with replaceable gear clusters
• Engineered with improved durability of 2 part steel and aluminum assembly
• SRAM™ Flat-Top Chain and XPLR™ derailleur compatible
• Fits XD™ and XDR™ Drivers Only
• Weighs only 319g while offering a 500% gear ratio
• Color: Gray
• Cassette Body Type: SRAM XD 11/12 Speed , SRAM XDR
• Drivetrain Speeds: 12
• Defined Color: Gray , Silver
• Cassette Cogs: 9-11-13-15-17-19-22-25-28-32-38-45
• Weight: 319
• Range: 9-45