• Kit includes Rear derailleur and shifter, battery, charger and QUICK-LINK
• Works with the bike’s current crankset, cassette and chain
• Easiest and most economical way to upgrade a bicycle to Di2
• Optimized for impact survivability, the 12-speed mid-cage M9250 rear derailleur is the choice for both Shimano’s top enduro athletes and weight conscious XC racers alike.
• Featuring all-new wireless Di2 shifting
• Automatic impact recovery
• Redesigned shape with additional ground clearance
• Wide link structure, skid-plate, durable carbon plate and solid pulley
• Protected Battery tucked safely inside an enclosed space
• Familiar fit and multi-axis adjustability
• Shimano’s most natural-feeling shifter
• Precise, lightning-quick wireless shifting
• Features a customizable, and satisfyingly tactile shifting switch
• Assign a function to the programmable third button
• Tech-packed, with a four-way adjust
• Choose between two-step double shift or hold down multi-shift
• Rubber traction pad
• I-SPEC EV mount or 22.2 band clamp and single/double mode converter
• Mid cage / GS for 9 – 45T
• Long cage / SGS for 10 -51T

Each kit includes one each of the following: RD-M9250, SW-M9250, BT-DN320, EC-DN100 and SM-CN910-12

PLEASE NOTE: CS-M9200 is compatible with the MICRO SPLINE FREEHUB body standard. 9-45T is compatible with MICRO SPLINE FREEHUB standards and mounts with the use of a special lockring tool (TL-LR021).