How Indexed Shifting Works On A BikePosted by on in Derailleurs, Shifters
I show and explain how indexed shifting works on a bicycle with the shifters and derailleur working together to move the chain to specific cogs on a freewheel/cassette. The bikes in the video have Shimano SIS (Shimano Index System) derailleurs, but indexing works the same on other brands of drivetrains such as Campagnolo and SRAM.
Art’s Cyclery Science Behind the Magic | Drivetrain Compatibility”
Sheldon Brown Cog Spacing Crib Sheet:
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