See also:
Bicycle Drivetrain Tutorials
Video tutorials about drivetrain maintenance and repair.
Video tutorials about drivetrain maintenance and repair.
How To Replace Cotterless Crank Arms
Crank removal and installation procedure on a square-spindle, sealed bottom bracket.
How To Replace Your Pedals
Applies to both 1/2″ and 9/16″ thread sizes. The left pedal has a reverse thread.
How To Adjust Your Front Derailleur
Applies to most 3-chainring derailleur systems. Adjust your Rear Derailer
How To Calculate Chain Length
Measure the correct length of a new bike chain.
How To Replace a Cassette Cluster
Applies to most Shimano cassette/freehub combos (not freewheels).
Why WD-40 is Bad for Your Bike Chain
Using WD-40 as a chain lube can actually damage your chain.
How To Adjust Your Rear Derailleur
Applies to most 3-chainring derailleur systems. Adjust your Front Derailer
Helpful pages from Sheldon Brown: