changing sprockets makes speedometer invalid?
E Montague server
afm199 at earthlink.net
Wed Oct 6 15:17:57 PDT 2010
All same on Sv, matters on bikes with trans pickup, wont make any difference on an SV
On Oct 6, 2010, at 3:13 PM, Jo Rhett wrote:
> I have repeatedly seen comments on here about different sprockets and how the odometer is inaccurate. I'm confused. The sensor is on the front wheel -- how would running different sprockets change the validity of the odometer? Or am I confusing this with changing front wheels?
> Reason I'm asking is that I need to replace the sprockets & chain on my street bike. I have a whole 520 kit with a 45 rear sprocket sitting here. Is going from a 44 stock to a 45 rear going to affect my speedometer accuracy? I'd rather not, as I currently live in Sunnyvale where cops are *BORED* and are known for giving tickets for 5mph over.
> Yes I know the speedometer is "optimistic" at best. I've done a lot of testing and it appears to be consistently 10% high -- so 44mph reported is 40mph, 66mph reported is 60mph, etc. I'm very used to that.
> Jo Rhett / velociRaptor Racing
> #553 WERA
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