Not exact matches
As an example, a
tire with an
aspect ratio of 75 would have a section height that is 75 percent of the
tire's width
Generally, they have a deeper, wider tread design than all - season
tires for better gripping on a variety of surfaces
Aspect Ratio
Lower
aspect ratio tires and accompanying wheels provide substantially increased treadwear, increased
tire noise and reduced ride comfort.
High performance
tires also have a lower
aspect ratio that aids performance and handling.
(Performance
tires have a lower
aspect ratio that aids performance and handling.
Due to the lower
aspect ratio of these
tires, the vehicle will take on a sportier drive and deliver responsive handling.)
Lower
aspect ratio reflects a shorter, wider
tire that offers greater contact with the road.
These high - performance
tires also have a lower
aspect ratio that aids performance and handling; however, in order to avoid
tire, rim or vehicle damage, it is important that the inflation pressure is regularly checked and maintained at optimum levels.
The sidewall height or «
aspect ratio» of a 285 / 75 / R16
tire is 75 % of 285 mm.
A word about low
aspect ratio and high performance
tires High performance
tires are designed for better performance and handling in warm climates.
The
tire is 225 mm (8.9 inches) wide at its widest point (sidewall to sidewall), the
tire cross-section or
aspect ratio is 50 percent as high as it is wide (the lower the number, the wider the
tire), the
tire is 25.9 inches top to bottom, it rides on 17 - inch wheels, and revolves 804 times per mile.
As a rule of thumb, for winter
tires you can reduce the width 10 mm, increase the
aspect ratio 10 percentage points, and get a wheel one inch smaller — in this case 215 / 60R16.
Performance
tires are designed for enhanced handling and generally have high speed ratings and low
aspect ratio for improved control.
Excessive they most certainly are, but they fill up the wheel wells properly, and even on very low - profile
tires — the
aspect ratio of 45 is especially low for an SUV — the ride is never harsh.
The 21 - inch upgrade lowers the
aspect ratio to 30 but all - season
tires are not an option in either case.