SHIMANO is probably one of the most famous and popular manufacturers of quality bicycle parts and accessories in the world. Parts from this manufacturer are more or less used in most of the bicycles Founded in 1921 in Japan, the company currently has perhaps the widest range of products for both amateurs and professionals. Every year, innovations are introduced that allow cyclists to shift gears more precisely, brake more efficiently or finish the track faster. Currently the company is expanding the offer of electronic gear shifting mechanisms and electric bicycle parts more and more. The range of products is not limited to bicycle parts, clothing for cyclists is offered as well.
The all-new GRX RX827 rear derailleur paired with a 10-51T cassette gives riders and racers the speed, range, and robustness to pursue any gravel challenge. With built-in automatic impact recovery, an impact-deflecting shape, and solid pulleys, this derailleur stands up to hard impacts and still retains its lightning-quick shifting performance.
Product technical specifications
SGS long cage for 10-51 cassette: 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 timeLow Profile Design: SHIMANO SHADOW ES technology delivers a wedge-shaped design that reduces the derailleurs front-facing surface area and eliminates edges that could catch on rocks and road debrisAutomatic Impact Recovery Function: The derailleur absorbs impacts and then automatically resets the rear derailleur, ensuring continued performanceSuper Strong Design: The rear derailleur body boasts a wide, well-braced linkage and solid pulleys to minimize debris entry and ensure durabilityNew Chain Stabilizing Technology: The dual spring design creates higher chain tension for better chain wrap and retentionBattery Protection: Tucked safely inside the rear derailleur body, the sealed battery wont budge even in the roughest terrain but is still easily removed for chargingPrecise wireless shiftingRobust structure with skid plate design700km to 1,000km range depending on riding conditions (435 to 621 miles)LED status displayUse: Gravel, CyclocrossGroup: GRX Di2 RX827Model: RD-RX827-SGSMount: Direct attachment (Conventional)Technology: Shadow ESGradations: SGS-Type 1x12-speed (10-51 cassette)Compatible chain: 12-speed HGMax. teeth large sprocket: 51T (SGS)Min. teeth large sprocket: 51T (SGS)Max. teeth small sprocket: 10T (SGS)Min. teeth small sprocket: 10T (SGS)LED status indicatorPully cage: Type-SGS longMaterial: Aluminum, Stainless steel, Steel, PA-GFWeight: 449 g
