Front Derailer Size?
#1
Thread Starter
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Joined: Jun 2008
Posts: 32
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Front Derailer Size?
Okay, so I was trying to fix my front derailer yesterday (READ: trying to make it work at all) and it busted.
I'm not sure how it busted, but it's now a very light paperweight.
It's a Suntour Spirit on a 10-Speed Capri Cordova (two in the front, five in the back).
I went online to take a look at the prices involved with replacing my now defunct derailer, and I noticed that there were all different sizes. My question is: How do I tell which one is right for my application? Where to I measure and how?
I'm not sure how it busted, but it's now a very light paperweight.
It's a Suntour Spirit on a 10-Speed Capri Cordova (two in the front, five in the back).
I went online to take a look at the prices involved with replacing my now defunct derailer, and I noticed that there were all different sizes. My question is: How do I tell which one is right for my application? Where to I measure and how?
#2
Queen of France
Joined: Sep 2004
Posts: 3,799
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From: San Diego, CA
Bikes: Look 565, Trek 2120
If it attached to a brazed on slotted tab on the frame you need a "braze on" type derailleur. If it clamped on, the measurements refer to the diameter of the seat tube in millimeters. Since your bike is a older steel frame the size would most likely be 28.6.





