The nut has seized. Sprsy some rust penetrant around the edges of the nut. Reinstall the brakes if they had been removed.
Get someone to stomp on the brakes while you use the impact wrench to loosen the nut.
If above fails, reinstall the wheel and lower wheel to ground. Has assistant stomp on brakes while you use a breaker bar to loosen.
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Tuesday, February 22nd, 2011 AT 5:43 PM