Selecting the best tire for the application begins with sizing up the the tire. Competition rules may dictate the size or the vehicle may have a limited range of tire sizes that will fit. Tire manufacturers have produced a range of new profiles that include low profile and ultra low profile that look really nice but do not have the grip and performance levels of most medium to low profiles. Tire sidewalls need some area to flex properly for maximum grip.
Physics Dynamics Size Grip Tread Wear Pressure Feedback Ratings Selection Forum