Changing gearing -- front vs rear

Randy Grein randygrein at
Fri Jun 20 21:15:37 PDT 2008

That's because you have to take the clutch actuator off to get at the  
sprocket. FWIW divide the rear sprocket # by the front to get the gear  
ratio - 14/44 is 3.142, 15/46 is 3.0666, 3.133. At 15/45 1 front tooth  
= 3 rear teeth.

Randy Grein, WMRRA #41

On Jun 20, 2008, at 8:29 PM, Erik Weber wrote:

> Thanks guys. It was for Barber. It actually seemed to be pretty good
> gearing for the track, but it just seems that since I'm usually taking
> the rear wheel off to put a new tire on anyway, I might as well just
> aquire a couple of different rear sprockets. Also last time when I had
> a guy help me put the 15 back on at the track last time, he also had
> to mess with the clutch adjustment?
> On 6/20/08, Konneker, Tristan R <Tristan.Konneker at> wrote:
>> The front's at least as easy as the rear if you have an air impact.
>> Front sprockets are also a lot cheaper. I personally wouldn't go to  
>> a 14
>> because of the increased wear. Is this for TGPR? I can't think of
>> another track that would call for much shorter gearing than stock.
>> -----Original Message-----
>> From: Jeff Frost [mailto:jeff at]
>> Sent: Friday, June 20, 2008 8:50 PM
>> To: Suzuki SV650 Mailing List
>> Subject: Re: Changing gearing -- front vs rear
>> On Fri, 20 Jun 2008, Erik Weber wrote:
>>> 1) Why would you change the front sprocket rather than the rear?  
>>> Isn't
>>> it a heck of a lot more work?
>> Maybe he couldn't get the equivalent rear for some reason.
>>> 2) I had to put the 15 back on the front, but am about to revisit  
>>> the
>>> 14/44 track. What would be the equivalent rear sprocket? 15/46,  
>>> 15/47?
>>> Or did he change the front because there is no exact equivalent?
>> I think 15/47 is the closest.  Which track is it?
>> -Jeff
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