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Easton EC90 SL Crank Arms

Josh Matthew July 15, 2024


One of the lightest, strongest cranks on the market today

Clear selection

Easton EC90 SL Crank Arms

The Easton EC90 SL Crank Arms feature Easton’s EC90 carbon layup, resulting in one of the lightest, strongest cranks on the market today. The EC90 SL Crank Arms are compatible with both direct mount 1x rings as well as direct mount 2x spiders. The crank arms use a 30 mm spindle and are compatible with most bike frames when used with the correct bottom bracket.


Key Product Details


This crankset uses the Race Face CINCH chainring interface and a 30 mm spindle. It is designed for 11-speed drivetrains and is compatible with 1x and 2x chainrings. See Compatibility tab for more information.

Key Features:

Hollow carbon fiber construction, aluminum spindle and pedal inserts and only 560 grams (172.5 mm). See Specs tab for more information.

Advice From Our Staff:

These are very lightweight, stiff crank arms. Our staff recommends them to riders who race Cyclocross or are looking for a road/gravel set up that can be adapted to various types of riding.


Other Versions to Consider

EA90 Crank Arms: We also offer the Easton EA90 Crank Arms which are made from aluminum, making them a more affordable option.


This crankset is compatible with the power2max Easton Road Power Meter, as well as Easton direct mount chainrings. It fits 30 mm road bottom brackets.


  • Interface: Easton Direct Mount
  • Crank Arm Material: EC90 carbon
  • Spindle Size: 30 mm
  • Chainline: 1x - 47 mm | 2x - 45 mm
  • Q-factor: 149 mm
  • Weight: 560 grams (172.5 mm)

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