SRAM – EAGLE S100 REAR DERAILLEUR (12-SPEED)

Modern Eagle Performance. Built for Durability.

The SRAM Eagle S100 Rear Derailleur builds on over a decade of Eagle drivetrain development, delivering reliable 12-speed performance with improved durability and precision. Featuring an updated bushing fitment process, it ensures smoother operation and long-term consistency across all riding conditions.

Designed for high-torque use, the S100 is optimised for 500% range cassettes and delivers accurate, purposeful shifting whether you're on the trail, climbing, or descending.

Key Features

• Updated bushing design for improved durability and precision
• X-Actuation technology for accurate, consistent shifting
• Long cage design for wide-range cassette compatibility
• Drag Spring damper for strong chain retention and quiet performance
• Half Mount ready for increased hanger security with UDH systems
• Designed for SRAM Eagle 12-speed drivetrains

Performance Benefits

• Smooth, reliable shifting under load
• Improved longevity for consistent performance over time
• Reduced chain slap and drivetrain noise
• Confident performance in all riding conditions

Specifications

• Speeds: 12
• Drivetrain: SRAM Eagle (1x)
• Shift Technology: X-Actuation
• Cable Pull Ratio: X-Actuation
• Cage Length: Long
• Max Tooth: 50T
• Minimum Cassette: 50T
• Pulley Bearings: Steel
• Cage Material: Steel

Compatibility

• Compatible with SRAM Eagle 12-speed shifters
• Designed for use with 500% range Eagle cassettes (e.g. PG-1210 10–50T)
• Half Mount compatible when paired with UDH and Half Mount plate

Why Choose the SRAM Eagle S100 Rear Derailleur?

The Eagle S100 Rear Derailleur is a strong, reliable option for riders wanting proven Eagle performance with modern durability upgrades. With precise shifting, solid chain control, and compatibility with wide-range drivetrains, it’s built to handle everything from everyday trail riding to demanding conditions.