[GregWeld]

Originally Posted by SSLance

They are Billet Specialties Rallys, Forged I think but can't find the specs for sure.

http://www.billetspecialties.com/whe.../wheels/rally/

If it was the axle flange flexing, wouldn't the brake rotor be getting into the backing plate as well?

The rotor is smaller in diameter and is INSIDE the wheel so shouldn't be hitting anything.