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How Indexed Shifting Works On A Bike

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. …Read more »

How To Fix Rapid Fire Shifter – Shimano Alivio Repair

I show how to fix a RapidFire/trigger shifter that won’t catch/shift, in this case, a Shimano Alivio ST MC10 shifter, but the repair is similar for most trigger shifters. The common problem is the pawls get gunked up and don’t move smoothly. They generally just need to been cleaned and lubed so that the pawls …Read more »

How To Fix Bike Chain Skipping/Slipping/Jumping Gears

I show the most common causes for chains that skip, slip, jump gears while pedaling (auto-shifting/phantom shifting derailleur), especially while under torque like climbing up a hill or standing on the pedals. And explain what needs to be done to fix them. Straightening A Bent Derailleur Hanger How To Measure Bike Chain Wear With A …Read more »

How To Fix Bike Not Shifting Gears

I am often asked how to fix a bike that won’t shift gears or will only shift to some gears. The problem will be the shifters, derailleurs, or cables. I walk through the steps to isolate and locate the issue and how to fix it. I cover both the front derailleur and rear derailleur. How …Read more »

How To Fix Shifter Not Catching/Clicking – Won’t Shift

I show how to easily fix many indexing type shifters that won’t shift. In this case it’s a road bike STI brifter, but it also works for mountain bike trigger shifters as well. Where the shifter just isn’t catching. The pawls get stuck with old grease. I just clean out the old grease with WD-40 …Read more »