e*thirteen Helix Race Cassette - 12-Speed 13-52t Gray

$345.95
$345.95
$345.95

SKU: FW0155

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Description
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 for improved climbing efficiency with smoother shifts under load for both analog and eBikes.
  • Close ratio gearing cassette for improved shifts under load
  • Lower fatigue and extended range (Bio or Battery) with sweet spot cadence for maximum efficiency
  • Seamless cross-compatibility with Shimano SRAM and TRP 12-speed drivetrains
  • Patented 2-Part design provides strength stiffness light weight and ease of service
  • Tested extensively for analog and e-bike use
  • Fits XD™ and XDR™ Drivers Only
    • TECH SPECS
    Cassette Body Type SRAM XD 11/12 Speed
    Cassette Body Type SRAM XDR
    Cassette Cogs 13-15-17-19-22-25-28-32-36-40-45-52
    Color Gray
    Defined Color Gray
    Defined Color Silver
    Designed for ebike Yes
    Drivetrain Speeds 12
    Range 13-52
    Weight 467

    Product Images Disclaimer
    Product images are for reference only and may not reflect the exact specifications, color, or components of the item offered for sale. Please refer to the product description and specifications for the most accurate details. If you have questions before purchasing, contact us and we’ll be happy to confirm.

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    Born from a lifelong passion for all things bikes, AMG Cyclery is a small, family-run bike shop and community hub in Seaside, California. Founded by Alex and Alisa Gonzales, we believe cycling is for everyone — whether you’re chasing personal bests, heading out for a Sunday cruise, or just discovering two wheels for the first time. We build bikes that fit your style, service them with precision, and welcome every rider who walks through our doors. With a focus on community, craftsmanship, and riding culture, our shop has even been featured on The Radavist — a reflection of the unique bikes and vibrant energy you’ll find here.

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