Here are two posts on shifters that work on the X Challenge:
[quote=Bert Fox]I didn't know where to put this. I just installed a Moose shifter.
Part# 1602-0015. I bought it from Thumper Talk Store for $30. It shows:
I confirmed this weekend:
A 99-06 MSR YZ250 shift lever will fit perfectly (PN 34-2148),
So, on the YZ250 shifter, is it the earlier, later or both versions that fit? Or are they the same part?