The tires of the truck on the left were filled with Equal Flexx balancing beads, while the tires on the tractor to the right were left untouched as part of IMI's demonstration. (Photo by Sean ...

If you've been driving that good-looking pickup truck and suddenly your steering wheel shimmies like it's trying to escape your hands at 70 mph, then you already know what tire imbalance feels like.

An out-of-balance tire not only causes driver discomfort but can also lead to lower fuel economy, mechanical failures, and reduced tire life. Tires already present one of the highest expenses for ...