{"product_id":"shimano-xtr-rd-m9250-gs-di2-wireless-rear-derailleur-12-speed-medium-cage-shadow-es-blk-gray","title":"Shimano XTR RD-M9250-GS Di2 Wireless Rear Derailleur - 12-Speed Medium Cage Shadow ES BLK\/Gray","description":"\u003cstyle\u003e.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}\u003c\/style\u003e\u003cdiv class=\"top\"\u003eShimano XTR RD-M9250-GS Di2 Wireless Rear Derailleur - 12-Speed Medium Cage Shadow ES Black\/Gray. Optimized for impact survivability the 12-speed XTR RD-M9250 medium cage rear derailleur is the choice for both Shimano’s top enduro athletes and weight-conscious XC racers alike especially when matched with the 9-45t compact cassette (cassette sold separately). Featuring all-new wireless Di2 shifting automatic impact recovery a redesigned wedge shape and 23 millimeters of additional ground clearance for a bash-free ride this rear derailleur stands out for the speed of its shift and its ability to keep riders competitive on the trail.\u003cli\u003eWireless Di2 paired with HYPERGLIDE+ technology result in smooth precise and instantaneous shifts\u003c\/li\u003e\n\u003cli\u003eWide link structure skid-plate design durable carbon plate and solid pulley add robustness and longevity\u003c\/li\u003e\n\u003cli\u003eAutomatic Impact Recovery function instantly returns the derailleur motor to its original position after impact\u003c\/li\u003e\n\u003cli\u003eShadow ES design provides a slimmer stronger evolution of Shimano’s pioneering chain-stabilizing Shadow concept\u003c\/li\u003e\n\u003cli\u003eWedge shape of Shimano’s most survivable rear derailleur to-date avoids more direct impacts and smoothly glances off rocks if there is a hit\u003c\/li\u003e\n\u003cli\u003eTucked safely inside an enclosed space the battery won’t budge even in rough terrain while remaining completely removable for charging\u003c\/li\u003e\n\u003c\/div\u003e\u003cstyle\u003etable{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;font-weight:350;}tr:nth-child(even){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}.desc ul{font-size:24px;font-weight:600;margin-left:-25px;padding-top:35px;border-top:3px solid #f0f0f0;}.desc li{list-style:none;border-bottom:4px solid #eb212e;width:142px;}\u003c\/style\u003e\u003cdiv class=\"desc\"\u003e\u003cul\u003e\u003cli\u003e TECH SPECS\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e\u003ctable\u003eLargest Cog 45Rear Der\/Shifter Compatibility Shimano Mountain Di2Rear Derailleur Mount Type 10x1 StandardRear Derailleur Mount Type Shimano Rear Direct MountDrivetrain Speeds 12Chain Wrap Capacity (teeth) 36Cage Length MediumColor Black\/GrayWeight 389\u003c\/table\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":50727857914138,"sku":"RD0184","price":665.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4163\/6122\/files\/RD0184.jpg?v=1749661356","url":"https:\/\/shop.howlerbikepark.com\/products\/shimano-xtr-rd-m9250-gs-di2-wireless-rear-derailleur-12-speed-medium-cage-shadow-es-blk-gray","provider":"Howler Bike Park","version":"1.0","type":"link"}