Derailleurs

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How To Diagnose/Repair Stiff/Sticky Shifting On A Bike

I show how to figure out why the shifting on your bike is sticky on your bike. I am talking about when the shifter is harder to move than it should be. This is a common question I am asked. So I made this video. Unfortunately there is not a simple answer. There are multiple …Read more »

How To Replace/Upgrade Rear Derailleur On A Bike

I show how to replace a rear bike derailleur. In the video, I replace the Shimano 105 Derailleur with a Shimano 600 model. It’s a minor upgrade, but I have already upgraded the most of the rest of the parts on my 1990 Trek 1000 to Shimano 600. And I got the derailleur on eBay …Read more »

Disassemble & Re-assemble Vintage Suntour Rear Derailleur

I show how to take apart, clean, lube and put back together a vintage Suntour rear derailleur. Unlike other derailleurs, to remove the pulleys, or at least the guide (jockey) pulley, you have to take these old Suntours apart. The derailleur in the video is a Suntour Vx GT. There are a couple dozen models …Read more »

How To Fix Derailleur Hanger With Stripped Threads

I show how to repair a stripped derailleur hanger using a “Dropout Saver” from Wheels Manufacturing. I also discuss several other possible methods for fixing a stripped derailleur hanger. I know people are going to ask where to get the dropout savers. I got them on Amazon. Here are links to them: Narrow Dropout Saver …Read more »

Repairing Shimano 105 Rear Derailleur With Slipped P-Tension Spring

I bought this Shimano 105 (RD-5700) rear derailleur on ebay for cheap. It was listed as not working/for parts. But I thought I could fix it. It came in the mail today. The P-tension spring had become disconnected from the cage plate. The P-tension spring is what pulls the cage back to keep the chain …Read more »