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APPALACHIAN-AMERICAN
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2,173 Posts
Discussion Starter · #2 · (Edited)
Here are some Gear Ratios for the current Yamahas...I ll try to add to this list for other years. FYI...the Primary Ratio is the crank to clutch and the secondary ratio is the sprockets.

2004-7 R1 Ratios
Primary 1.512
Secondary 2.647
1st 2.533
2nd 2.063
3rd 1.762
4th 1.522
5th 1.364
6th 1.269

2006-7 R6
Primary 2.0731
Secondary 2.8125
1st 2.583
2nd 2
3rd 1.667
4th 1.444
5th 1.286
6th 1.15
 

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APPALACHIAN-AMERICAN
Joined
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2,173 Posts
Discussion Starter · #4 ·
:blush...good point R1Lover...didnt think of that, I am used to renaming file ext to get files past firewalls here in corporate america.... :rofl
 

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doomsday machine
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1,751 Posts
I've got a web-based gearing calculator that's been modified for bikes. I've got a bunch of other random things I'd like to do to it but....effort. :) The thing I really like about it is you can view three final drive setups side-by-side for comparison.

http://www.shagz.net/motogears/
 
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