SRAM EX1 Rear Derailleur - 8 Speed, Long Cage, Black interface unit Tried and true Dynamic Chain

Tried and true Dynamic Chain Engagement+ keeps the chain glued to the ring

then this is the kit for you

Direct mount rings designed for use with SRAM cranks that utilize their 3-bolt mounting style

Wide Hookless Bead - XC optimized anti-pinch flat protection

including waterproof grease and chain lube

SRAM EX1 Rear Derailleur - 8 Speed, Long Cage, Black interface unit Tried and true Dynamic ChainThe EX1 drive train 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. X Horizon design minimizes chain slap, maximizes 1x drive train performance Engineered for high torque, low cadence E bike operation