{"product_id":"shimano-dura-ace-r9270-di2-power-meter-groupset","title":"Shimano Dura-Ace R9270 Di2 12-Speed Power Meter Groupset (Disc)","description":"\u003cp\u003e\u003cstrong\u003eThe Shimano Dura-Ace R9270 Di2 power meter groupset is Shimano's flagship 12-speed electronic disc groupset with the FC-R9200-P dual-sided power meter built into the chainset.\u003c\/strong\u003e You get WorldTour-level Di2 shifting, Servo Wave hydraulic disc brakes and accurate left\/right power data, all from one complete kit, shipped from our UK stock with pre-bled brakes.\u003c\/p\u003e\n\u003ch2\u003eAt a glance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-sided power meter\u003c\/strong\u003e – the FC-R9200-P measures each leg separately, so you see true left\/right balance rather than one leg doubled.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with your head unit\u003c\/strong\u003e – Bluetooth LE and ANT+ connect to Garmin, Wahoo and other bike computers and training apps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-speed Di2 shifting\u003c\/strong\u003e – wireless ST-R9270 levers; the front and rear mechs are wired to one internal battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFaster shifting\u003c\/strong\u003e – Shimano quotes rear shifts 58% faster and front shifts 45% faster than the previous 11-speed Dura-Ace Di2.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic disc brakes\u003c\/strong\u003e – BR-R9270 flat-mount calipers with Servo Wave levers for strong, quiet, well-modulated braking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigured to you\u003c\/strong\u003e – choose crank length (165–175 mm), chainrings (50-34, 52-36 or 54-40) and rotors (160\/140, 160\/160 or none).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDual control levers (pair)\u003c\/td\u003e\n\u003ctd\u003eST-R9270\u003c\/td\u003e\n\u003ctd\u003eWireless Di2 shift \/ hydraulic brake levers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisc brake calipers (front \u0026amp; rear)\u003c\/td\u003e\n\u003ctd\u003eBR-R9270\u003c\/td\u003e\n\u003ctd\u003eFlat mount, hoses pre-bled and attached\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear derailleur\u003c\/td\u003e\n\u003ctd\u003eRD-R9250\u003c\/td\u003e\n\u003ctd\u003e12-speed Di2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront derailleur\u003c\/td\u003e\n\u003ctd\u003eFD-R9250\u003c\/td\u003e\n\u003ctd\u003e12-speed Di2, braze-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower meter chainset\u003c\/td\u003e\n\u003ctd\u003eFC-R9200-P\u003c\/td\u003e\n\u003ctd\u003eDual-sided, Hollowtech II; 165, 170, 172.5 or 175 mm; 50-34, 52-36 or 54-40T; with charging cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCassette\u003c\/td\u003e\n\u003ctd\u003eCS-R9200\u003c\/td\u003e\n\u003ctd\u003e12-speed, 11-34T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChain\u003c\/td\u003e\n\u003ctd\u003eCN-M9100\u003c\/td\u003e\n\u003ctd\u003e12-speed with quick link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003eBT-DN300\u003c\/td\u003e\n\u003ctd\u003eInternal seatpost\/frame battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDi2 wires\u003c\/td\u003e\n\u003ctd\u003eEW-SD300\u003c\/td\u003e\n\u003ctd\u003eBattery to front and rear derailleur\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger\u003c\/td\u003e\n\u003ctd\u003eEW-EC300\u003c\/td\u003e\n\u003ctd\u003eUSB charging cable for the Di2 battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisc rotors (optional)\u003c\/td\u003e\n\u003ctd\u003eShimano Centre Lock\u003c\/td\u003e\n\u003ctd\u003e160\/140 mm, 160\/160 mm or no rotors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e bottom bracket (choose one from our \u003ca href=\"\/collections\/bottom-brackets\"\u003ebottom bracket range\u003c\/a\u003e to suit your frame) and fitting.\u003c\/p\u003e\n\u003ch2\u003eChoosing your setup\u003c\/h2\u003e\n\u003ch3\u003eCrank length\u003c\/h3\u003e\n\u003cp\u003eMost UK riders between about 1.70 m and 1.85 m ride 170 or 172.5 mm. Shorter riders, or anyone working on hip angle or an aero position, often choose 165 mm. If in doubt, match your current bike or ask your bike fitter.\u003c\/p\u003e\n\u003ch3\u003eChainrings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50-34T\u003c\/strong\u003e – the best all-round choice for hilly sportives and long climbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e52-36T\u003c\/strong\u003e – the most popular race ratio; with the 11-34 cassette it still gives a 1:1 climbing gear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e54-40T\u003c\/strong\u003e – for strong riders, time trials and fast flat racing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRotors\u003c\/h3\u003e\n\u003cp\u003eChoose 160\/160 mm for the most braking power, 160\/140 mm for a lighter race setup, or no rotors if you are keeping your existing Centre Lock rotors.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e needs internal Di2 routing, flat-mount disc brakes and space for the internal battery (usually in the seatpost).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheels:\u003c\/strong\u003e any disc wheel with a Shimano HG road freehub (11- or 12-speed).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom bracket:\u003c\/strong\u003e Hollowtech II 24 mm spindle (BSA, press-fit and T47 options available).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDon't need power?\u003c\/strong\u003e See the standard \u003ca href=\"\/products\/shimano-dura-ace-r9270-12-speed-disc-di2-groupset\"\u003eDura-Ace R9270 Di2 groupset\u003c\/a\u003e, or the \u003ca href=\"\/products\/shimano-ultegra-r8170-di2-12-speed-power-meter-groupset-road-disc-brake\"\u003eUltegra R8170 Di2 power meter groupset\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs the power meter dual-sided?\u003c\/h3\u003e\n\u003cp\u003eYes. The FC-R9200-P measures left and right legs separately and reports left\/right balance.\u003c\/p\u003e\n\u003ch3\u003eHow is the power meter charged and updated?\u003c\/h3\u003e\n\u003cp\u003eWith the charging cable supplied with the chainset. Pairing and firmware updates are done through Shimano's E-TUBE app.\u003c\/p\u003e\n\u003ch3\u003eIs the groupset wireless?\u003c\/h3\u003e\n\u003cp\u003eIt is semi-wireless. The levers are wireless, and the front and rear derailleurs are wired to one internal battery.\u003c\/p\u003e\n\u003ch3\u003eDo I need to bleed the brakes?\u003c\/h3\u003e\n\u003cp\u003eNo. The hoses come pre-bled and attached. If you shorten the hoses for your frame, a top-up bleed is needed.\u003c\/p\u003e\n\u003ch3\u003eHow long does delivery take?\u003c\/h3\u003e\n\u003cp\u003eThis groupset ships from our UK stock and is normally dispatched within 5 working days. Standard UK delivery is free on orders over £200.\u003c\/p\u003e\n\u003ch2\u003eWhy buy from Eminence Cycle Co.\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Shimano components configured to your order\u003c\/li\u003e\n\u003cli\u003ePre-bled brakes and all Di2 drivetrain wires included\u003c\/li\u003e\n\u003cli\u003eUK-based support from riders who build and race on Di2\u003c\/li\u003e\n\u003cli\u003eFree UK delivery over £200 and 14-day returns\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"165mm \/ 50-34 \/ No rotors","offer_id":54212312203553,"sku":null,"price":2385.0,"currency_code":"GBP","in_stock":true},{"title":"165mm \/ 50-34 \/ 160\/140","offer_id":54212312236321,"sku":null,"price":2450.0,"currency_code":"GBP","in_stock":true},{"title":"165mm \/ 50-34 \/ 160\/160","offer_id":54212312269089,"sku":null,"price":2450.0,"currency_code":"GBP","in_stock":true},{"title":"165mm \/ 52-36 \/ No 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