Light weight design
 
 HYPERGLIDE technology
 
 Easy / quick assembly with CS cap
 
 11-36T specification addition to 11-25 / 11-28 / 11-32 / 11-34 / 12-36T specs (11-25 / 11-28T not for RD-M4000 / M3000)
 
 Close gear steps between primary sprockets creates smooth, comfortable pedaling