Description

The Easton EC90 SL Crankset redefines versatility for road cyclists and cyclocross racers seeking a lightweight, high-performance drivetrain solution. Built around Easton’s innovative CINCH Direct Mount System, this crankset seamlessly adapts to both 1x and 2x setups, offering unmatched flexibility for riders balancing speed and reliability across varied terrain. Its hollow carbon arms combine featherlight efficiency (352g) with rugged durability, while the 30mm aluminum spindle ensures precise power transfer without added bulk.

Engineered for modern drivetrains, the EC90 SL supports 10- and 11-speed systems and is optimized for road disc hubs (135/142mm) with chainstay lengths up to or exceeding 415mm. This design minimizes chain slap on rough trails and quietens running noise during high-speed sprints, making it ideal for cyclocross races or endurance road training. The removable CINCH spiders simplify chainring swaps using the included ISIS BB tool, reducing downtime between setups—perfect for multi-surface athletes or those upgrading drivetrain components.

Key Advantages Over Competitors
| Feature | EC90 SL Crankset | Competitor A | Competitor B |
|————————|————————–|————————–|————————–|
| Weight | 352g (no rings/spider)| 420g | 385g |
| Compatibility | 1x/2x + road/cyclocross | 1x only | 2x only |
| Chain Retention | Enhanced carbon design | Moderate | Requires aftermarket spacers |
| Noise Reduction | Industry-leading | Moderate | High friction points |

Designed for serious riders who demand precision without compromise, this crankset pairs seamlessly with 175mm cranks and 9/16″ pedals—ideal for mid- to long-distance events where every gram counts. While the spindle interface (RaceFace/Easton CINCH) and black finish add sleek aesthetics, note that chainrings and bottom brackets must be purchased separately. Whether conquering cobblestones or carving mountain singletrack, the EC90 SL delivers responsive power delivery and adaptability that keeps up with your ambition.

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