e*thirteen Helix Race Cassette - 12-Speed, 9-50t, Bronze

$294.75 Regular price $326.99
In stock

The e*thirteen Helix R 12-speed cassette is an upgrade to any SRAM‚Ñ¢ Eagle or Shimano‚Ñ¢ drivetrain, and offers more range than other cassette options. The 9 tooth cog lets you step down one chainring size while keeping the same top end gearing and provides not only better ground clearance, but an overall lighter drivetrain.

  • Works flawlessly with Shimano and SRAM drivetrains, including electronic shift systems
  • CNC optimized for light weight and wide range
  • Helix R is durable and serviceable, with replaceable gear clusters
  • Engineered with improved durability of 2 part steel and aluminum assembly
  • XD driver compatible
Cassette Body TypeSRAM XD 11/12 Speed
Cassette Body TypeSRAM XDR
Cassette Cogs9, 11, 13, 15, 17, 20, 23, 27, 31, 36, 42, 50
ColorBronze
Defined ColorBrown
Defined ColorSilver
Drivetrain Speeds12
Range9-50
Weight375
SKU: CASS0511