{"product_id":"shimano-grx-di2-rd-rx825-2x12-speed-rear-derailleur","title":"SHIMANO GRX Di2 RD-RX825 2x12-SPEED REAR DERAILLEUR","description":"\u003ch3\u003eThe Shimano GRX Di2 RD-RX825 rear derailleur delivers precision shifting for gravel bikes with its integrated chain stabiliser, keeping your drivetrain quiet and reliable on rough terrain.\u003c\/h3\u003e\n\u003cp\u003eToggle the ON\/OFF switch to deactivate the stabiliser when you hit smooth asphalt. Built with cold-forged aluminium for lightweight durability, this 12-speed Di2 derailleur handles sprockets up to 36 teeth, conquering steep climbs and technical descents with ease. Compatible with 12-speed E-tube Di2 systems and HG Plus chains, it's engineered for the demands of gravel cycling.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSilent and secure rear shifting on rough terrain\u003c\/li\u003e\n\u003cli\u003eAdjustable chain stabilizer prevents chain slap and drops\u003c\/li\u003e\n\u003cli\u003eSHIMANO SHADOW RD+\u003c\/li\u003e\n\u003cli\u003eSmooth and reliable shifting on mixed surfaces\u003c\/li\u003e\n\u003cli\u003eON\/OFF stabilizer switch matches terrain\u003c\/li\u003e\n\u003cli\u003eCompact design includes an integrated wireless unit, charger, and switch\u003c\/li\u003e\n\u003cli\u003eLED status indicator\u003c\/li\u003e\n\u003cli\u003eBattery indicator\u003c\/li\u003e\n\u003cli\u003ePairing\u003c\/li\u003e\n\u003cli\u003eAdjust mode, etc.\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, Cyclocross\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e GRX Di2 RX825\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel: \u003c\/strong\u003eRD-RX825\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount: \u003c\/strong\u003eDirect attachment (Conventional)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e Shadow RD+\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 12-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Chain:\u003c\/strong\u003e 12-speed HG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. teeth large sprocket:\u003c\/strong\u003e 36T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin. teeth large sprocket:\u003c\/strong\u003e 34T\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\u003e40T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible electric wire:\u003c\/strong\u003e EW-SD300\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\u003cli\u003e\n\u003cstrong\u003eDi2 Wireless-Chip:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAluminium\u003c\/li\u003e\n\u003cli\u003eSteel\u003c\/li\u003e\n\u003cli\u003eGFRP\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. 310g\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 2x12-speed RD-RX825 Rear Derailleur\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":56834429419895,"sku":"RDRX825","price":305.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2350\/2370\/files\/rdrx825.jpg?v=1772708577","url":"https:\/\/www.allterraincycles.co.uk\/products\/shimano-grx-di2-rd-rx825-2x12-speed-rear-derailleur","provider":"allterraincycles","version":"1.0","type":"link"}