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View Full Version : Recomendations On Sprockets!



450rRuleZ
01-29-2008, 10:05 PM
i own a 450r 2005 kickstart it has a rs3 off road yoshimura , K&N air filter and jetting is running with the air lid i mostly go mudding and open area like "RINKER" witch i can open my bike up really good. so i was wondering if u people can do me the favor and give me the best sprocket sizes.

- best top end sprocket sizes.
-best accelereation sizes.
-and best mid size.


What would u put in ur 450r?

oleboy87
01-30-2008, 03:41 PM
well if you change the sprockets to a different size then you going to get one or the other... if you go down in the front or up in the back you going to be gearing it down for acceleration.. but if you go up in the front and down in the back then you going to be set up for top end... but its one or the other...

BLK400EX
02-01-2008, 05:52 PM
on my 05 450 i run a 13/38 i love it good all around gear, but when i'm doing nothing but drag racing i run a 15/38,

TRXRacer1
02-02-2008, 07:08 AM
Try this calculator........ gearing calc (http://home.earthlink.net/~gellett/400ex.htm)

It's for a 400ex but it will show you what the effects of changing sprockets will be.

BLU82
02-02-2008, 12:56 PM
Sorry to hijack the thread but, If I put a 10 tooth rear sprocket on a 400ex, I can go 252 mph!!! Hot Dam!!:devil: