Q: Inner liners are required at Dover, which is one-mile track. What is an inner liner and why is Dover the only one-mile track at which it is required? A: If you look at a picture of a tire (and this one is from a race at Lowes Motor Speedway), y… more »

We’ve established in Part I and Part II of this series that there are many factors that go into tire performance, some of which Goodyear has control over and others of which they don’t. Goodyear has to determine the combination of tire compound and con… more »

Tires: What Goodyear Can't Control I’ve reproduced the figure from yesterday to reiterate that there are two factors that determine grip: the interaction between the track and the tire, and the force pushing down on the tire. In part I, we covered the… more »