One Flat Turns to Four

[Huw Powell]

Buy one and have it shaved.

Differentials don't like to work hard.

On 5/1/2012 12:58 AM, Brian Pleet wrote:
> I blew a tire on my 95.5 S6 traveling between Calgary and Vancouver last
> week. I heard a clunk, my aftermarket tire pressure monitoring system
> started beeping and I watched the pressure drop. Unfortunately, that
> stretch of the Trans Canada highway is the worst across the country with
> hanging wire nets to catch the rocks tumbling off the mountain. I chose to
> drive on, aware of the price of a ruined tire. Five km later I stopped in a
> safe place and changes the Blizzak winter tire with one the summer wheels I
> was transporting.
>
> First I'm told you have to replace tires in pairs, to minimize imbalance
> side to side. I ordered two replacements. Now I'm told that you have to
> replace the entire set, one for four because the quattro system would be
> upset by different tire radius. The blown tire was 7/32 tread depth, the
> other side was 7/32 and the two remaining are 8/32 left out of a starting
> depth of 11/32.
>
> Two or four? Suggestions?
>