- EPS, Electronic Power Shift, electronic rear derailleur. This rear derailleur requires specific, separate EPS Interface and Power Unit, battery pack, and shifters
- Super Record features alloy gear housing and special lightened anti-vibration pulleys with ceramic bearings for maximum smoothness
- External carbon outer plate surrounds the technopolymner, carbon fiber upper and lower body a molded carbon cage
- The optimized, oversized parallelogram operates with absolute precision
- Activation is achieved through a main screw mechanism and a specially designed high torque motorized gear box
- All EPS rear derailleurs feature an exclusive unlock, back home system that prevents damage in case of a crash
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