Corrie wrote:
Orval Fairbairn wrote in message .. .

In article ,
"Larry Smith" wrote:


I'm looking at one here and wonder if it's not been caused by shimmying. I
just overhauled the shimmy dampener, which was dead. Thanks.

Shimmy will scallop a tire -- whether it is an aircraft tire or an
automobile tire.


The ones on the carts at the grocery store don't look scallopped.

That's because they sell the scallops over in the seafood dept...