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      11-12-2012, 07:44 PM   #11
Tom K.
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Drives: '07 328iT, '13 Boxster
Join Date: Mar 2008
Location: Maryland

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Originally Posted by gunnerxq View Post
Can it be overtightend by hand? And if so will it go back if I tighten it to spec? I get a slight vibration or thump starting around 80. Its barely noticeable so I usually forget when driving long distances. Maybe it's road irregularities? I don't really feel it in the steering so maybe its from the back or maybe its just the sound from the tires? im confusing myself lol
If the vibration occurs when braking, then warped rotors could be the cause -but re-torqueing will not un-warp them.

But if it is simply a vibration at 60~80 mph, then wheel balancing is a likely culprit.