Thread: New Zongshen RX3 (ZS250GY-3) Dual Sport
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Old 04-08-2016, 09:29 AM   #4886
Ron B   Ron B is offline
 
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Join Date: Mar 2016
Location: Tuscaloosa Al.
Posts: 433
how fast are these with the stock gearing? I noticed a lot of people changing the rear sprocket.


 
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