I run Dunlop 160's in the rear with the stock swingarm.
Raced at least a decade like that, no problems.
Just got a set of Q3+ to replace the GPA's for track day next week.
"It is better to remain silent, and thought a fool, than to open one's mouth and remove all doubt."
I just mı̸̸̸̸̸̸̸̸̸̸̸̸̸̸̸̸̨ade you wipe your screen.