{"product_id":"shimano-grx-di2-rd-rx717-1x12-speed-rear-derailleur","title":"SHIMANO GRX Di2 RD-RX717 1x12-SPEED REAR DERAILLEUR","description":"\u003ch3\u003eThe SHIMANO RD-RX717 GRX Di2 Wireless Rear Derailleur brings electronic precision to gravel and adventure riding. \u003c\/h3\u003e\n\u003cdiv\u003eThis 12-speed derailleur features wireless shifting via integrated battery (BT-DN320 sold separately) with BLE and ANT+ connectivity for seamless gear changes on any terrain. The Shadow ES design includes a low-profile skid plate and dual-spring chain stabiliser that reduces bounce and skipping on rough surfaces. Enhanced spring force keeps chains firmly meshed with sprockets, while 13T solid pulleys and fluorine-coated bushings ensure durability. Crash recovery function protects against impacts, and zero-maintenance performance means reliable shifting mile after mile. Compatible with 40T or 42T chainrings and 10-51T MICRO SPLINE cassettes, it's engineered for drop bar mountain and adventure bikes demanding rugged, responsive performance.\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSGS long cage for 10-51 cassette:\u003c\/strong\u003e Speed paired with range; the long cage rear derailleur withstands hard impacts on the trail and scores with lightning-fast shifting speed and top-class performance at the same time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Profile Design:\u003c\/strong\u003e SHIMANO SHADOW ES technology delivers a wedge-shaped design that reduces the derailleur’s front-facing surface area and eliminates edges that could catch on rocks and road debris\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Impact Recovery Function:\u003c\/strong\u003e The derailleur absorbs impacts and then automatically resets the rear derailleur, ensuring continued performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper Strong Design:\u003c\/strong\u003e The rear derailleur body boasts a wide, well-braced linkage and solid pulleys to minimize debris entry and ensure durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Chain Stabilizing Technology:\u003c\/strong\u003e The dual spring design creates higher chain tension for better chain wrap and retention\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Protection:\u003c\/strong\u003e Tucked safely inside the rear derailleur body, the sealed battery won’t budge even in the roughest terrain but is still easily removed for charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRD-RX717 – Wireless Rear Derailleur:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eSHIMANO SHADOW ES Technology\u003c\/li\u003e\n\u003cli\u003ePrecise wireless shifting\u003c\/li\u003e\n\u003cli\u003eRobust structure with skid plate design\u003c\/li\u003e\n\u003cli\u003eSolid pulley construction\u003c\/li\u003e\n\u003cli\u003eRemovable and rechargeable onboard battery\u003c\/li\u003e\n\u003cli\u003e700km to 1,000km range depending on riding conditions (435 to 621 miles)\u003c\/li\u003e\n\u003cli\u003eLong Cage RD-RX717 SGS for use with SHIMANO 10-51T 12-speed cassettes\u003c\/li\u003e\n\u003cli\u003e494 grams\u003c\/li\u003e\n\u003cli\u003eLED status display\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse: \u003c\/strong\u003eGravel, Cyclocross\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e GRX Di2 RX710\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e RD-RX717-SGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount: \u003c\/strong\u003eDirect attachment (Conventional)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUDH Standard:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e Shadow ES\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGradations: \u003c\/strong\u003eSGS-Type 1x12-speed (10-51 cassette)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible chain: \u003c\/strong\u003e12-speed HG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. teeth large sprocket: \u003c\/strong\u003e51T (SGS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. teeth large sprocket: \u003c\/strong\u003e51T (SGS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. teeth small sprocket: \u003c\/strong\u003e10T (SGS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. teeth small sprocket: \u003c\/strong\u003e10T (SGS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. front difference:\u003c\/strong\u003e 0T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal capacity:\u003c\/strong\u003e 41T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED status indicator:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePully cage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType-SGS 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\u003eStainless steel\u003c\/li\u003e\n\u003cli\u003eSteel\u003c\/li\u003e\n\u003cli\u003ePA-GF\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eColour\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBlack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWeight\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApprox. 494g \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-RX717 1x12-Speed Rear Derailleur\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cem\u003e\u003cstrong\u003eBT-DN320 \u003c\/strong\u003eBattery and \u003cstrong\u003eEC-DN100\u003c\/strong\u003e Charger not included!!\u003c\/em\u003e\n\u003c\/div\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":56834429124983,"sku":"RDRX717SGSA","price":351.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2350\/2370\/files\/rdrx717sgsa.jpg?v=1772708563","url":"https:\/\/www.allterraincycles.co.uk\/products\/shimano-grx-di2-rd-rx717-1x12-speed-rear-derailleur","provider":"allterraincycles","version":"1.0","type":"link"}