The SRAM EX1 Rear Derailleur was designed specifically for the demands of electric-assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM’s high-end MTB parts provide high value, quiet operation, and ease of service.

Features:

X-Horizon design minimizes chain slap, maximizes 1x drivetrain performance
Engineered for high-torque, low-cadence E-bike operation
Roller bearing clutch
14 tooth X-SYNC pulley wheels

Specifications:

Speed: 8 Speed
Shifter Compatibility: SRAM Road & Mountain (7, 8, 9 Speed)