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Sale!

$290.72 Original price was: $290.72.$72.68Current price is: $72.68.
e*thirteen Helix R Cassette – 11-Speed, 9-46t, Nickel/Gray The HELIX R Cassette is an upgrade to any SRAM‚Ñ¢ Eagle‚Ñ¢ or Shimano‚Ñ¢ drivetrain, with more range than other cassettes on the market. The 9 tooth cog lets you step down one chainring size while keeping the same top end gearing and provides not only better ground…
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Sale!

$302.67 Original price was: $302.67.$60.53Current price is: $60.53.
e*thirteen Helix Race Cassette – 12-Speed 13-52t, Gray The e*thirteen Helix Race 12-speed 13-52t cassette features close ratio gearing, specifically engineered for steep terrain where climbing time and shift frequency is high, and descents are gravity driven. By placing more gears where riders spend the majority of the time, they can optimize cadence and torque…
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Sale!

$298.99 Original price was: $298.99.$74.75Current price is: $74.75.
e*thirteen Helix Race Cassette – 12-Speed, 9-45t, Gray 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…
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Sale!

$301.99 Original price was: $301.99.$60.40Current price is: $60.40.
e*thirteen Helix Race Cassette – 12-Speed, 9-52t, Bronze The e*thriteen Helix Race 12-speed 9-52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance, lighter system weight and…
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Sale!

$301.99 Original price was: $301.99.$60.40Current price is: $60.40.
e*thirteen Helix Race Cassette – 12-Speed, 9-52t, Eggplant The e*thriteen Helix Race 12-speed 9-52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance, lighter system weight and…
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Sale!

$295.45 Original price was: $295.45.$73.86Current price is: $73.86.
e*thirteen Helix Race Cassette – 12-Speed, 9-52t, Gray The e*thriteen Helix Race 12-speed 9-52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance, lighter system weight and…
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Sale!

$334.99 Original price was: $334.99.$67.00Current price is: $67.00.
e*thirteen Helix Race Cassette – 12-Speed, 9-52t, Intergalactic The e*thriteen Helix Race 12-speed 9-52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance, lighter system weight and…
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Sale!

$302.99 Original price was: $302.99.$60.60Current price is: $60.60.
e*thirteen Helix Race Cassette – 12-Speed, 9-52t, Naranja The e*thriteen Helix Race 12-speed 9-52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance, lighter system weight and…
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Sale!

$215.06 Original price was: $215.06.$53.77Current price is: $53.77.
e*thirteen TRS Plus Cassette – 11 Speed, 9-46t, Black, For XD Driver Body The TRS+ Cassette offers impressive range and crisp shifting performance on both SRAM and Shimano drivetrains. Using a unique two-piece, individually replaceable assembly and a 9t cog, the TRS+ provides superior ground clearance in a compact package so you can clean steeper…
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Sale!

$249.95 Original price was: $249.95.$62.49Current price is: $62.49.
e*thirteen TRS Plus Cassette – 12 Speed, 9-46t, Black, For XD Driver Body The TRS+ Cassette offers impressive range and crisp shifting performance on both SRAM and Shimano drivetrains. Using a unique two-piece, individually replaceable assembly and a 9t cog, the TRS+ provides superior ground clearance in a compact package so you can clean steeper…