This is a summary of the differences between Shimano chains for road and cross bikes, from 7 to 11 speeds. It also compares the different chains for each speed range and how much the maintenance costs vary.
The 9-speed wheel is used on mid-low range road bikes and cross bikes. We've put together a guide on how to upgrade your current 9-speed wheels to 10 or 11 speeds.
This is a summary of the sprockets that are compatible with SENSAH components. Whether they are compatible with Shimano and SRAM sprockets, and what to look out for when using a mix of the two.