Back in the early days of automobiles, air-filled tires were simply a cushion to take a little bit of the jar and jounce out of treks across trails and cobblestone paths designed for horse and wagon.

Guy #1:"Dude, this guy in my gun club was telling me about his cousin's brother'snephew's roommate who could never get his bias-ply tires to take a balance. His Jeep went into death wobble and he lost ...