e*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.
- TECH SPECS
| Cassette Body Type | SRAM XD 11/12 Speed |
| Cassette Body Type | SRAM XDR |
| Cassette Cogs | 9-11-13-15-17-19-22-25-28-32-38-45 |
| Color | Gray |
| Defined Color | Gray |
| Defined Color | Silver |
| Drivetrain Speeds | 12 |
| Range | 9-45 |
| Weight | 319 |
