Shimano Deore XT M8100 SGS 1x12-Speed MTB Rear Derailleur 51 Teeth

The Shimano Deore XT RD-M8100 rear derailleur is designed for mountain bikers using a 1x12 drivetrain who want a cassette with a sprocket up to 51 teeth. The SGS long cage handles the wide gear range.

• Designed for 1x12 drivetrains, with a single chainring at the front and 12 gears at the rear
• SGS long cage: handles wide-range cassettes, with a largest sprocket of up to 51 teeth
• Black finish, the only colour available, easy to match with any MTB
• Manufacturer code I-RDM8100SGS: use it to check you are ordering the right model
• Before ordering, check that your cassette is 12-speed with a maximum of 51 teeth

Technical specifications

• Model: Deore XT RD-M8100-SGS (manufacturer code I-RDM8100SGS)
• Speed: 1 x 12
• Cage: Long (SGS)
• Maximum teeth: 51T (SGS)
• Colour: Black

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.