{"product_id":"shimano-grx-di2-rd-rx815-2x11-speed-rear-derailleur","title":"SHIMANO GRX Di2 RD-RX815 2x11-SPEED REAR DERAILLEUR","description":"\u003ch3\u003eThe SHIMANO GRX Di2 RD-RX815 delivers electronic shifting precision engineered for gravel and adventure riding.\u003c\/h3\u003e\n\u003cp\u003eIts SHADOW RD+ chain stabilisation system ensures quiet, smooth operation across demanding terrain, while Di2 technology provides reliable, instantaneous gear changes. Built to handle the rigours of off-road cycling, this 2x11-speed rear derailleur combines durability with responsive performance for riders tackling unpredictable surfaces.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable chain stabilizer prevents chain slapping and drops\u003c\/li\u003e\n\u003cli\u003eSwitch stabilizer ON\/OFF to match the terrain\u003c\/li\u003e\n\u003cli\u003eGravel-tuned clutch tension\u003c\/li\u003e\n\u003cli\u003eSilent and uninterrupted rear shifting on rough terrain\u003c\/li\u003e\n\u003cli\u003eSmooth and reliable mixed surface shifting\u003c\/li\u003e\n\u003cli\u003eCompatible with current road DUAL CONTROL LEVER\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse: \u003c\/strong\u003eGravel, Road, Cyclocross\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e GRX Di2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel: \u003c\/strong\u003eRD-RX815\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount Type:\u003c\/strong\u003e Direct Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear front:\u003c\/strong\u003e 2-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear rear:\u003c\/strong\u003e 11-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Chain:\u003c\/strong\u003e HG-EV 11-speed, HG-X11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. teeth large sprocket:\u003c\/strong\u003e 34T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. teeth large sprocket:\u003c\/strong\u003e 30T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. teeth small sprocket:\u003c\/strong\u003e 11T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. teeth small sprocket:\u003c\/strong\u003e 11T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Front Difference:\u003c\/strong\u003e 17T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Capacity: \u003c\/strong\u003e42T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaster unit:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware update by E-tube Project: \u003c\/strong\u003eYes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE-tube port (pcs):\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE-tube connector (pcs):\u003c\/strong\u003e 0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePulley Cage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSGS Long\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAluminium\u003c\/li\u003e\n\u003cli\u003eGFRP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWeight\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e288g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eContents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Shimano GRX Di2 RD-RX815 11-Speed Rear Derailleur\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":56851737477495,"sku":"RDRX815","price":263.62,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2350\/2370\/files\/rdrx815.jpg?v=1773133406","url":"https:\/\/www.allterraincycles.co.uk\/products\/shimano-grx-di2-rd-rx815-2x11-speed-rear-derailleur","provider":"allterraincycles","version":"1.0","type":"link"}