Shimano XT Di2 RD-M8250-SGS 12-Speed Rear Derailleur

The Shimano XT Di2 RD-M8250-SGS rear derailleur is a 12-speed electronic rear derailleur for MTB. It is for you if you want to shift electronically without cables, even with a very wide gear range.

• Cable-free electronic shifting with wireless Di2 connectivity, Bluetooth LE and ANT+
• Handles a cassette from 10 to 51 teeth for steep climbs and fast sections
• Total capacity of 41 teeth in the SGS long version
• Weight of approximately 454 g in the SGS long version
• Requires the BT-DN320 Di2 battery, sold separately: only the rear derailleur is included

Technical specifications

• Series: DEORE XT Di2, 12-speed
• Version: SGS (long version)
• Weight (SGS): approximately 454 g
• Total capacity (SGS): 41 teeth
• Compatible cassette (SGS): largest sprocket 51 teeth and smallest sprocket 10 teeth
• Compatible chain: SHIMANO HG+ 12-speed
• Connectivity: wireless Di2, Bluetooth LE, ANT+
• Battery: BT-DN320 Di2 (code 2352023), sold separately
• Box contents: 1 rear derailleur, without battery or charger
• Intended use: MTB

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.