Originally Posted by sullivs

How about the servicing the front wheel bearings and half shafts? Could they use some attention? I just drove 500+ miles back from the Porsche Parade and I had a rhythmic noise coming from the front of my car on the highway. It sounded more "mechanical" than simply tire noise. My car has 61K on her, and I don't see any records of front diff service.

Thanks,
Steve