Derailleurs

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Rear Derailleur Noises

The rear derailleur on my vintage Trek was making a constant clicking noise as I turned the cranks. I go through the process of finding and fixing the issue.

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 »

6/7 Speed Freewheel To 8/9/10 Speed Cassette Bike Conversion

I upgrade my vintage road bike from 12 speed (2×6) with downtube friction shifters, to 16 speed (2×8) with STI brifters. This process includes expanding the rear triangle (chain stays/seat stays) from 126mm to 130mm between the dropouts so the wider wheel will fit in the dropouts. You only want to do this on a …Read more »

Straightening A Bent Derailleur Hanger

When shifting the rear derailleur up to the biggest cog, the cage was hitting the spokes. The cage seemed to be angled in compared to the cogs. I checked the derailleur hanger with my Park Tool DAG 2.2 Derailleur Alignment Gauge and found it was not straight. I used the tool to straighten the hanger. …Read more »

DIY Cyclocross Bike Project – Replacing Front Derailleur

I install a new Shimano Ultegra (FD-6600) front derailleur on the homemade cyclocross/gravel bike. I needed to use a braze-on type derailleur with a braze-on adapter clamp because with a regular clamp on road derailleur, the clamp would fall right where the bottle clamp screw was. I also removed the old derailleur and installed a …Read more »