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tire sizes.

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  #11  
Old 10-22-2008, 05:29 PM
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Default RE: tire sizes.

I doubt it will cause any problems. Its only 6mm lower in profile which is a little less than a quarter inch. I bet the difference can be felt but I don't see how it could cause any real issues. Some wheels, plenty of forks, swing arms, brake setups, etc. can be swapped out when customizing these bikes.
 
  #12  
Old 10-22-2008, 10:13 PM
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Default RE: tire sizes.

ORIGINAL: blndweasel

dude you guys are all crazy. absolute BS. You can totally run a 65 profile up front. How it will affect your ride: slower turn in speed, less lean capacity, better wear characteristics over a long period of time. very minor change to your front ride height, could easily be overcome by adjusting the fork positions a little lower in the triples.

I know people who have only ever ridden a stock bike will say "stick with OEM, just to be safe" but bottom line is, if the tire fits (e.g. no rubbing), you can ride on it.

Is the speedo pickup really in the front hub? I'm new to the F4i, but I didn't notice any wires coming from the front hub area. Therefore, changing the front tire size should not affect your speedo reading.

I'm assuming the 120 65 is a race take-off? typically the inbetween sizes are for track tires. if the price is right, try it out, tell us how it feels!

don't listen to these other guys who are afraid of trying something different. My last bike was an SV650 running with a GSXR front wheel and and F3 rear wheel. It rode amazing, far superior to stock. If the tire fits, you can run it. Seriously.

the blonde weasel
I'm crazy and what I said was BS? You just stated "slower turn in speed, less lean capacity, better wear characteristics over a long period of time", which are factors of the tires affecting the geometry of the bike!

imtooslow, you can run the 120/65 up front. If you do decide to put that on instead of the 120/70, you may experience quicker steering, but loose a bit of stability. However, the change may not be noticeable though. You're going to change from a tire height of 84mm to 78mm. A difference of 6mm. About 7% reduction in sidewall. If you decide to have the 120/70 on, you'll have a bigger contact patch and better front end feedback than you would on the 120/65. The decision is entirely up to you, imtooslow.
 
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