{"product_id":"cambio-shimano-grx-di2-rd-rx827-sgs-12v","title":"Shimano GRX Di2 RD-RX827-SGS 12-Speed Rear Derailleur","description":"\u003cp\u003eThe Shimano GRX Di2 RD-RX827-SGS rear derailleur is a 12-speed wireless electronic rear derailleur for gravel, adventure and road bikes with a 1x drivetrain. It has a long cage for cassettes up to 51 teeth.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e12-speed wireless electronic shifting, with no cables between shifters and rear derailleur\u003c\/li\u003e\n\u003cli\u003eLong SGS cage: handles 10-51T cassettes and 41T chain capacity\u003c\/li\u003e\n\u003cli\u003eShadow ES stabilises the chain and reduces noise off-road\u003c\/li\u003e\n\u003cli\u003eAutomatic Impact Recovery: the rear derailleur realigns itself after an impact\u003c\/li\u003e\n\u003cli\u003eRequires the BT-DN320 battery, sold separately. Only for 1x drivetrains with a HG 12-speed chain\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem\u003c\/strong\u003e: Di2 wireless, 12-speed, 1x only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCage\u003c\/strong\u003e: SGS (long)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCassette\u003c\/strong\u003e: 10-51T; compatible with CS-M9200, CS-M9100\/M9101, CS-M8200, CS-M8100, CS-M7100, CS-M6100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal chain capacity\u003c\/strong\u003e: 41T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain\u003c\/strong\u003e: Shimano 12-speed HG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJockey wheels\u003c\/strong\u003e: 13\/13T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 449 g (without battery)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery\u003c\/strong\u003e: BT-DN320, sold separately, not included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour\u003c\/strong\u003e: Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer code\u003c\/strong\u003e: IRDRX827SGSA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":57247633310076,"sku":"IRDRX827SGSA","price":346.62,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/2051\/6162\/files\/zm_20250903-051106.jpg?v=1785851284","url":"https:\/\/yourdeclineoration.com\/en-fr\/products\/cambio-shimano-grx-di2-rd-rx827-sgs-12v","provider":"Evolution Bikes","version":"1.0","type":"link"}