Originally Posted by rensho
The front brake should clear a 21" wheel. I don't know anyone that's tried this exact combo, but my past wr250x with the 320mm oem brake setup cleared my aftermarket 21" wheels with a 320mm rotor just fine..
incorrect. the caliper on the FS will not clear the 21" wheel. your wr250 had a different (smaller) caliper and it would work with the 21". i know, i have had both....