{"product_id":"e-thirteen-helix-race-cassette-12-speed-13-52t-gray","title":"e*thirteen Helix Race Cassette - 12-Speed 13-52t Gray","description":"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.\u003cli\u003eClose ratio gearing cassette for improved shifts under load\u003c\/li\u003e\u003cli\u003eLower fatigue and extended range (Bio or Battery) with sweet spot cadence for maximum efficiency\u003c\/li\u003e\u003cli\u003eSeamless cross-compatibility with Shimano SRAM and TRP 12-speed drivetrains\u003c\/li\u003e\u003cli\u003ePatented 2-Part design provides strength stiffness light weight and ease of service\u003c\/li\u003e\u003cli\u003eTested extensively for analog and e-bike use\u003c\/li\u003e\u003cli\u003eFits XD™ and XDR™ Drivers Only\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003e13-52\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCogs\u003c\/td\u003e\n\u003ctd\u003e13-15-17-19-22-25-28-32-36-40-45-52\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCassette Body Type\u003c\/td\u003e\n\u003ctd\u003eSRAM XDR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrivetrain Speeds\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e467\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesigned for ebike\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefined Color\u003c\/td\u003e\n\u003ctd\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e","brand":"E*thirteen","offers":[{"title":"Default Title","offer_id":48795271430384,"sku":"FW2HRA-110","price":491.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/8142\/8720\/files\/ethirteen-first-variant-sku-cassettes-and-cogs-8370765.jpg?v=1770313692","url":"https:\/\/stage21bikes.com\/en-ca\/products\/e-thirteen-helix-race-cassette-12-speed-13-52t-gray","provider":"Stage 21 Bikes","version":"1.0","type":"link"}