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
• Rear Derailleur Mount Type: 10×1 Standard
• Rear Der/Shifter Compatibility: SRAM X-Actuation
• Cage Length: Long
• Drivetrain Speeds: 12
• Color: Lunar
• Chain Wrap Capacity (teeth): 42
• Largest Cog: 52