Originally Posted by MotoBoss
My '07 set up for street/dual sporting I run a 13-50 sprockets. Can do most trails in 2nd and run the highway at 70+ comfortably.
I think 13/50 is stock gearing for the 07 and up WR's. Stock gearing for the earlier 450's was 14/50.
I run 15/50 gearing, and my top speed is about 100mph. Still plenty of grunt for single track trails too.