{"product_id":"shimano-di2-junction-a-sm-ew90-b-5-port","title":"Shimano Di2 Junction A SM-EW90-B 5 Port","description":"\u003cp\u003eThe Shimano SM-EW90 E-Tube Cockpit Junction Boxes link your Di2 shifters to the main frame junction box using SD50 E-tube wires. Serving as the OEM front wiring kit for Dura-Ace Di2 9070, this component streamlines your electronic shifting setup.\u003c\/p\u003e\n\n\u003cp\u003eThis functional unit features an integrated LED battery charge level indicator, a rear derailleur adjustment mode, and an internal battery charging port. All connected Di2 components require matching firmware versions to prevent malfunctions during your ride.\u003c\/p\u003e\n\n\u003ch3\u003eQuick Facts\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #F2F2F2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e3-Port Option (SM-EW90-A)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eConnects 1 pair of Di2 shifters to frame junction box via 3 SD50 E-tube wires\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e5-Port Option (SM-EW90-B)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eConnects up to 2 pairs of Di2 shifters to frame junction box via 5 SD50 E-tube wires\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eOEM front wiring kit for Dura-Ace Di2 9070\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eIntegrated Features\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eLED battery charge level indicator, Rear Derailleur adjustment mode, Internal Battery charging port\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFirmware Requirement\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eAll Di2 components on the bicycle require the same firmware version\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":43501423493183,"sku":"210000000318","price":188.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0066\/2283\/8853\/files\/shimano-di2-junction-a-sm-ew90-b-5-port-parts-electronic-shifting-components-1248285410.png?v=1783573828","url":"https:\/\/bici.cc\/fr\/products\/shimano-di2-junction-a-sm-ew90-b-5-port","provider":"Bici","version":"1.0","type":"link"}