Shift to the smallest chainring and smallest rear cog
Place the bike on a stand or stable surface
Put a rag or tray under the chain
Apply bike chain degreaser to the chain
Scrub the chain with a chain-cleaning tool or brush
Rotate the pedals backward while cleaning
Wipe the chain with a clean rag
Rinse lightly with water if needed
Dry the chain completely with a clean rag
Apply bike chain lubricant to each roller
Rotate the pedals to work in the lubricant
Wipe off excess lubricant with a rag
Check that the chain runs smoothly