Occupying its rightful place at the top of the Eagle ecosystem, the XX1 Eagle rear derailleur gives no-compromise racers and dream-bike builders a true top-tier option. The crisp, precise XX1 shifting feel athletes rely on features an updated cage geometry for improved chain management.

• Type 3 clutch is smoother and more durable
• 14T lower pulley
• Includes a chain gap tool that makes it easy to set up the correct chain length
• Backward compatible, works with 10-50t and 10-52t cassettes
• Updated cage geometry provides better chain retention and crisper shifting
• Comes in XX1 Eagle master colorway as part of Eagle Colorsystem – to go with all cassette and chain color options

Manufacturer's Part Number: 00.7518.139.000