SHIMANO UPGRADE set XTR RD-M9250-SGS SW-M9250-IR BT-DN320 EC-DN100 SM-CN910-12

Functions Long SGS cage for 10-51 cassette: speed paired with range; long rear derailleur cage withstands hard bumps on the track while featuring lightning-fast shifting and top performance. Rugged construction: wide link construction, skid plate design, durable carbon plate and solid pulley ensure ruggedness and durability. RD protection function: the new automatic impact recovery function instantly returns the derailleur motor to its original position after impact. SHIMANO SHADOW ES: A slimmer, stronger version of Shimano's pioneering Shadow chain stabilisation concept. Precise and clean wireless shifting: wireless Di2 combined with HYPERGLIDE+ technology ensures smooth, precise and instantaneous shifting. Wedge Shape: The new wedge shape of Shimano's most durable derailleur yet avoids more direct impacts and bounces smoothly off rocks in the event of a crash. Protected battery: safely stored in an enclosed compartment, the battery won't move even in rough terrain while remaining completely removable for charging. The battery can be removed from the battery and kept securely in place, and the battery can be removed from the battery's protective cover. Product Features Use: mountain bike Group: XTR M9200 Model: RD-M9250-SGS Mounting: Direct mount (conventional) Technology: Shadow ES Graduation: SGS-Type 1x12 speed (10-51 cassette) Compatible chain: 12 speed HG Max. number of teeth on large pinion: 51T (SGS) Minimum number of teeth on large sprocket: 51T (SGS) Max. small sprocket teeth: 10T (SGS) Minimum number of teeth of small sprocket: 10T (SGS) LED status indicator: Yes Pulley cage Type SGS long Cage material Aluminum Stainless steel Steel PA-GF Series colour Series colour Weight approx. 391 g (manufacturer's information)