Thread: 55x39 combo?
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Old 06-14-07 | 02:02 PM
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From: Port Orchard, WA

Bikes: Trinity, Paradisus, Centurion, Mongoose, Trek

From what I understand, a 16t jump is the maximum rise engineered into both 110 and 130 BCD cranks and applicable derailleurs, so it should work. As HAMMER MAN said, you will most likely need to raise the front der a couple mm's because that 55t is a pretty big ring.
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