A. Objects of the long axis type mounted on parallel supports. The heavy spot, as denoted here by the black dot, causes the object to be both statically and dynamically unbalanced. See All 17 Photos B ...

It has always been a good idea to balance tires, but with the advent of low profile tire designs, such as the 50-, 60-, 70and 78-series, tire balancing has become a virtual necessity to prolong tread ...