How To Adjust A Bike Front Derailleur. If the shift lever has two distinctive stops or clicks it is indexing. To do this shift the rear derailleur all the way up into the largest cog.
How do you adjust a Shimano Altus front derailleur. To check your front derailleur suspend your rear wheel off the ground. A penny makes a great feeler gauge as it is about 15mm thick.
Before adjusting the front derailleur first make sure that it is correctly positioned on the bike frame.
If the front shift lever is friction there is no index setting. Index AdjustmentTwo Chainring Bikes. With the gear cable disconnected gently pedal forwards until the chain drops onto the smallest sprocket. Next check to see if there is clearance between the chain and the front derailleurs inner cage with the chain on the smallest chainring.
