Tony Johnson

daytripper, Just in case stephens is not familiar with you
terminology. I would call this a delaminating tire. I have seen
this symptom several time with that being the cause.

Tony
'91 100Q 5spd
Type 44s forever

stephens@no-fixed-abode.com wrote:
>
> My 1998 A6 started to give a vibration while driving straight ahead, at
> speeds above 20 mph. Smooths out a bit above 60, and disappears completely
> in any turn, either right or left. Mileage is 58,000.
>
> Wheel balance is OK.
>
> As well as feeling it in the steering wheel, I can also hear it, as a gentle
> "thumping".
>
> Has anybody experienced this before, and if so, what could the cause be?

daytripper

On Mon, 28 Jul 2003 23:41:41 -0500, Tony Johnson <tonyj@visi.com> wrote:
>
>stephens@no-fixed-abode.com wrote:
>>
>> My 1998 A6 started to give a vibration while driving straight ahead, at
>> speeds above 20 mph. Smooths out a bit above 60, and disappears completely
>> in any turn, either right or left. Mileage is 58,000.
>>
>> Wheel balance is OK.
>>
>> As well as feeling it in the steering wheel, I can also hear it, as a gentle
>> "thumping".
>>
>> Has anybody experienced this before, and if so, what could the cause be?

>daytripper, Just in case stephens is not familiar with you
>terminology. I would call this a delaminating tire. I have seen
>this symptom several time with that being the cause.
>
>Tony
>'91 100Q 5spd
>Type 44s forever

Righto. A tire with a broken/delaminated belt may appear balanced but the tire
will still "slap"...