Cycling Matters

Service and Maintenance

Shimano STI Gear Shift Levers including Dura-Ace and Ultegra 9-speed.

Mavic Cosmos Freehub

Useful Links

Thinking of buying a new bike?
True genius. I only wish I'd written it.

Sheldon Brown's Bicycle Technical Info
Various articles on cycle maintenance and repair. Including mixing and matching components from different Shimano groupsets, or generations of groupset, and the history and evolution of Shimano groupsets.

Shimano Technical Documents
Technical documents (service instructions, exploded diagram/parts lists) for Shimano components.