Dimension Cassettes, Cogs, & Freewheels

tolerances for straightness, shift quality, and durability, resulting in responsive shifting performance that lasts longer than you might expect.

using the same processes as microSHIFT's higher-end cassettes, resulting in rapid, responsive shifting at an affordable price.

durable. Better performing, thanks to an optimal tooth profile and shift ramp design for quick and positive index shifting. Go climb a mountain.

Ranging from 10- to 42-teeth, the 11-speed X-DOME delivers an incredibly wide gear range while maintaining even, optimized steps. The single-unit cassette combines with the XD driver body for a superior connection ...

for straightness, shift quality, and durability, resulting in responsive shifting performance that lasts longer than you might expect.