{"product_id":"cambio-shimano-grx-rd-rx820-12v","title":"Shimano GRX RD-RX820 12-Speed Derailleur","description":"\u003cp\u003eThe RD-RX820 model is compatible with 12-speed 11-34T and 11-36T cassettes, offering a wide gear range that allows maintaining a comfortable cadence regardless of terrain type. The SHIMANO GRX 12-speed derailleur features an integrated chain stabilizer that ensures quieter shifting and safer chain management in demanding situations. The chain tensioner also includes an ON\/OFF switch for pedaling on smooth surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQuiet and reliable shifting on rough terrain\u003c\/li\u003e\n\u003cli\u003eThe adjustable stabilizer prevents chain slap and chain drop\u003c\/li\u003e\n\u003cli\u003eSHIMANO SHADOW RD+\u003c\/li\u003e\n\u003cli\u003eSmooth and reliable shifting on mixed terrain\u003c\/li\u003e\n\u003cli\u003eThe stabilizer ON\/OFF switch allows adaptation to terrain\u003c\/li\u003e\n\u003cli\u003eMax tooth difference between chainrings: 17T\u003c\/li\u003e\n\u003cli\u003eSmallest cog: Max. 11T\/Min. 11T\u003c\/li\u003e\n\u003cli\u003eLargest cog: Max. 36T\/Min. 34T\u003c\/li\u003e\n\u003cli\u003eTotal capacity: 42T\u003c\/li\u003e\n\u003cli\u003eShimano SIS OT-RS900 24 cm housing included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: GRX 12-speed\u003c\/li\u003e\n\u003cli\u003eCogs: 12\u003c\/li\u003e\n\u003cli\u003eCompatible chain: 12-speed HG\u003c\/li\u003e\n\u003cli\u003eTop-normal spring type: SHIMANO SHADOW RD+\u003c\/li\u003e\n\u003cli\u003eMounting: Direct mount (conventional)\u003c\/li\u003e\n\u003cli\u003eDirect mount\u003c\/li\u003e\n\u003cli\u003eCable adjuster\u003c\/li\u003e\n\u003cli\u003eMax front difference: 17T\u003c\/li\u003e\n\u003cli\u003eTotal capacity: 42T\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnologies\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"clearfix\"\u003e\n\u003cdiv class=\"grid-xs-1 grid-s-4\"\u003e\n\u003cp\u003e\u003cstrong\u003eShimano Shadow RD+\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLess distraction for a quiet shifting. The derailleur stabilizer reduces noise and features a simple solution to prevent chain drop. Lighter and more efficient than chain guide rollers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":55826080432508,"sku":"IRDRX820","price":82.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/2051\/6162\/files\/zm_20240402-043455.jpg?v=1759389401","url":"https:\/\/evolutionbikes.it\/en\/products\/cambio-shimano-grx-rd-rx820-12v","provider":"Evolution Bikes IT","version":"1.0","type":"link"}