If you’ve ever read about SRAM’s 1x11 groupset options (including the new Force and Rival road setups), you’ll likely have seen reference to an ‘XD Driver’. Simply put, this alternative freehub design ...

It’s a small component we tend to take for granted, but the freehub is an essential part of most bikes and does a vital job. The freehub transmits your pedal power to the road or trail and gives your ...