Mar 15, 2015 · It's really more of an "indication" of size rather than an actual size. That said, a 110/80 will be about 8mm wider and 9mm shorter in diameter, which means the sidewall will be about 4-5mm shorter. The 110/100 will be about 8mm wider and 13mm taller with a sidewall about 6-7mm taller. The 120/80 will be 18mm wider, but just about the same height. 120/80-R18 tires are 0.47 inches (12 mm) larger in diameter than 100/90-R18 tires and the speedometer difference is 1.9%. May 8, 2014 · Usually there are two recommendations, one for solo and one for two-up with only 1-2psi difference, usually higher on the rear. Varied tyre pressures have less to do with providing a cushion of air for support and more to do with heat. Tyres need to warm up to an optimum temperature where their grip level is high and wear is low. 140/80-R18 tires are 0.31 inches (8 mm) larger in diameter than 120/90-R18 tires and the speedometer difference is 1.2%. MRF is the largest manufacturer of tyres in India. Established in 1946 and headquartered in Chennai, MRF exports tyres to over 90 markets abroad. The company manufactures a wide range of products including tyres, treads, tubes & conveyor belts, paints and toys. Geomax MX53. The front tire has been redesigned with a taller profile to offer a larger contact patch, providing gentler handling, a higher lean angle, and better maneuverability. MX53 front tire blocks are 1mm higher and have been redistributed to give riders better steering feel and more biting edges. A horseshoe pattern of blocks on the .

80 100 vs 90 90 tyres