{"product_id":"sram-red-axs-e1-power-meter-spider-dub-160mm-165mm-167-5mm-170mm-172-5mm-175mm-crank-arm-option","title":"SRAM RED AXS E1 Power Meter Spider DUB (160mm, 165mm, 167.5mm, 170mm, 172.5mm, 175mm Crank Arm Option)","description":"\u003cp\u003eThe \u003cstrong\u003eSRAM RED AXS E1 Power Meter Spider DUB\u003c\/strong\u003e is SRAM’s lightest and most advanced power meter to date, built for road cyclists who demand absolute accuracy, efficiency, and race‑ready performance. Fully integrated into the chainring spider, this system delivers precise data without compromising weight, stiffness, or aerodynamics.\u003c\/p\u003e\u003cdiv\u003e\n\u003cp\u003eAvailable through leading \u003cstrong\u003eBrisbane bike shops\u003c\/strong\u003e, the RED AXS E1 power meter spider is widely fitted during \u003cstrong\u003eprofessional bike fitting, high‑end road bike builds, and premium bicycle servicing across Queensland\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFully Integrated Spider‑Based Power Measurement\u003c\/h3\u003e\n\u003cp\u003eBy integrating the power meter directly into the chainring spider, SRAM has reduced weight while improving accuracy and durability. This design measures total power at the crank, ensuring \u003cstrong\u003econsistent data regardless of terrain, cadence, or riding style\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe system provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate power measurement within \u003cstrong\u003e±1.5%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReliable performance unaffected by temperature or weather changes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeft\/right power balance data\u003c\/strong\u003e for detailed training analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis makes it an ideal choice for racers, endurance athletes, and data‑driven cyclists.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eLighter, Stiffer E1 Carbon Crank Interface\u003c\/h3\u003e\n\u003cp\u003eThe E1 generation features \u003cstrong\u003eupdated hollow carbon crankarms\u003c\/strong\u003e that are approximately \u003cstrong\u003e29 grams lighter\u003c\/strong\u003e than the previous version, without sacrificing stiffness. Improved stiffness translates directly to better power transfer, sharper acceleration, and a more connected road feel.\u003c\/p\u003e\n\u003cp\u003eCombined with the integrated spider, this results in one of the lightest complete power‑meter crank systems available for performance road bikes.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eAero X‑SYNC Direct‑Mount Chainring Design\u003c\/h3\u003e\n\u003cp\u003eThe power meter spider uses SRAM’s \u003cstrong\u003edirect‑mount X‑SYNC chainring interface\u003c\/strong\u003e, delivering excellent drivetrain efficiency and longevity. The aerodynamic chainring profile reduces drag while maintaining crisp, reliable shifting under load.\u003c\/p\u003e\n\u003cp\u003eThis setup is ideal for modern 12‑speed SRAM AXS drivetrains and fast road riding where efficiency matters most.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eDUB Spindle Platform for Reliability\u003c\/h3\u003e\n\u003cp\u003eThe power meter spider is designed for use with \u003cstrong\u003eSRAM DUB crankarms\u003c\/strong\u003e, providing a strong, durable spindle interface with simplified compatibility across modern road frames. The DUB system is widely supported during professional workshops and bike builds in Brisbane.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eBottom bracket not included; selection depends on frame standard.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWide Range of Crank Length Options\u003c\/h3\u003e\n\u003cp\u003eSRAM offers more crank length choices than ever in the RED AXS E1 system, supporting accurate bike fitting and biomechanical efficiency. Available lengths include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e160 mm\u003c\/li\u003e\n\u003cli\u003e165 mm\u003c\/li\u003e\n\u003cli\u003e167.5 mm\u003c\/li\u003e\n\u003cli\u003e170 mm\u003c\/li\u003e\n\u003cli\u003e172.5 mm\u003c\/li\u003e\n\u003cli\u003e175 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis makes it easier to match crank length to rider size, flexibility, and pedalling style during professional bike fitting.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eIdeal for Professional Bike Fitting and Training\u003c\/h3\u003e\n\u003cp\u003eThe RED AXS E1 power meter spider is frequently specified during:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh‑performance road bike builds\u003c\/li\u003e\n\u003cli\u003eRace bike optimisation\u003c\/li\u003e\n\u003cli\u003eStructured training setup\u003c\/li\u003e\n\u003cli\u003eProfessional bike fitting sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrisbane bicycle service centres value this system for its reliability, clean integration, and long‑term accuracy.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e SRAM RED AXS E1 Power Meter Spider\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount Type:\u003c\/strong\u003e Direct‑mount chainring spider\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±1.5%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement:\u003c\/strong\u003e Total power with left\/right balance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank Interface:\u003c\/strong\u003e SRAM DUB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChainring Interface:\u003c\/strong\u003e X‑SYNC direct mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e SRAM RED AXS road drivetrains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank Length Options:\u003c\/strong\u003e 160–175 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom Bracket:\u003c\/strong\u003e Not included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal Riding Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRoad racing and criteriums\u003c\/li\u003e\n\u003cli\u003eTime‑based and structured training\u003c\/li\u003e\n\u003cli\u003eEndurance riding and performance optimisation\u003c\/li\u003e\n\u003cli\u003eRiders working with coaches or training platforms\u003c\/li\u003e\n\u003cli\u003ePremium road bike builds with professional servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"SRAM","offers":[{"title":"160mm \/ 48T \/ 35T","offer_id":47257159631019,"sku":null,"price":2198.9,"currency_code":"AUD","in_stock":true},{"title":"160mm \/ 50T \/ 37T","offer_id":47257159663787,"sku":null,"price":2198.9,"currency_code":"AUD","in_stock":true},{"title":"160mm \/ 46T \/ 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