icon

LET'S RIDE! 12% off most parts & accessories applied automatically in the Cart

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

SEATTLE-AREA Customers: In-Store Pickup Available!

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

Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port

Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port

SKU: ISMJC41

Shimano
$38.00
$38.00 $38.00
Sale Sold out
/
Shipping calculated at checkout.
I've found in a better price
In Stock
This is a pre order item. We will ship it when it comes in stock.
Shimano Di2 Frame Junction Box
  • Frame Junction Box connects via SD50 E-tube wires to four different points: front derailleur rear derailleur cockpit junction box and battery mount
  • 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/
    • FAST & FREE
    FAST & FREE

    Orders over $99 ship next business day for free, all bikes ship for $125-150
    <font size="6"><b>BE HAPPY</b></font>
    BE HAPPY

    Take 30 days to return or exchange
    <font size="6"><b>WE GOT YOU</b></font>
    WE GOT YOU

    We're Locked Down! Shop with confidence at our super secure store

    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