Organizing all the essential Honda XR650R information!
XR650R Notes
Choosing the Best Gear Ratio
Jan 31st
Everyone will have to choose the gearing on their XR650R that works best for them and their riding locations, conditions, and style. Here are the final gear ratios produced by each sprocket combination to help you decide what to try next.
Front Sprocket / Rear Sprocket | Gear Ratio
13/46 | 3.538:1
14/46 | 3.285:1
15/46 | 3.06:1
16/46 | 2.875:1
13/47 | 3.615:1
14/47 | 3.357:1
15/47 | 3.133:1 (popular for distance riding, lower RPMs/better mileage)
16/47 | 2.937:1
13/48 | 3.692:1
14/48 | 3.428:1 (Stock gearing)
15/48 | 3.2:1 (popular all around choice)
Rear Axle Nut is 27mm
Jan 31st
There are constant questions about the size of this nut. If you can’t break out a pair of calipers, well, here it is. It’s 27mm.


