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Parts & accessories orders ship the next business day (over $99 for free)

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Current MY bikes SHIP FREE! All other bikes ship for $125-150

Shimano BT-R1A External Di2 Battery

Shimano BT-R1A External Di2 Battery

SKU: ISMBTR1A

Shimano
$100.00
$100.00 $100.00
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Shimano Di2 Batteries. Must purchase battery charger and power cable to complete the system.
  • All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
  • Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/
    Shifter/Derailleur Compatibility Shimano Ultegra Di2
    • FAST & FREE
    FAST & FREE

    Orders over $99 ship next business day for free, all bikes ship for $125-150
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    Ride Bicycles, LLC - since 2010

    Welcome to Ride Bicycles! We’re a local, independently owned, full-service bike shop nestled in the heart of the Pacific Northwest. Since 2010, we’ve been dedicated to providing exceptional customer service and helping riders of all levels experience the joy of cycling. As passionate riders, we understand the unique needs of our community and offer personalized attention, mountain bike demos, and a curated selection of high-quality mountain and gravel bikes. Meet our team to discover the people who make Ride Bicycles special and see why we’re the perfect stop for your cycling journey.

    Come visit our PNW Headquarters & demo a bike!

    Got your eye on a new model or curious about eMTBs? We’re just 30 minutes from Seattle, located near some of the best trails and gravel zones the Pacific Northwest has to offer. Explore our demo fleet and find the perfect ride for your next adventure. Book a demo today and use code DEMODEAL for 10% off! 😎


    160 Northwest Gilman Blvd, Suite 102
    Issaquah, WA 98027 (425) 961-9061