⚽ 80 100 Vs 90 90 21
So 2.75x18 and 3x18 means 2.75 inches and 3 inches wide tires. In case of 80/100, it is 80 mm wide. And other people on Reddit itself said 2.75x18 and 80/100 have same width. They are just having different naming systems. I found these two tire naming in 2 different motorcycles (110 cc). Both had almost same specs.
Tire Charts Motorcycle Street Tire Size Conversion Charts; Metric. 80/90. 90/90. 100/90. 110/90. 120/90. 130/90. 140/90
90/90-R21 tires are 0.08 inches (2 mm) larger in diameter than 80/100-R21 tires and the speedometer difference is 0.3%
90/80-R21 tires are 0 inches (0 mm) smaller in diameter than 80/90-R21 tires and the speedometer difference is 0.0%
80/100-R17 tires are 0.08 inches (2 mm) smaller in diameter than 90/90-R17 tires and the speedometer difference is 0.4%.
Maybe too much (saddle to bar) drop. Maybe too much reach. If drop is to blame then shortening the stem won't help as much as raising the stem. Second shout for finding a stem with more rise. If you are over reaching, this will reduce your back arch and lower your head angle - reducing neck strain. This is still ‘guesswork’.
Oct 11, 2006 · And for the front I see tube sizes listed as 2.75/3.00-21. Only 90/90-21 I could find was Michelin. I'm guessing the 90 is not mm because that would be 3.5" and the front rim is closer to 2.75" maybe 3. Michelin has a note on the bottom that says a 90/90-21 will also fit 80/100-21 and 2.75/3.00-21. #1.
Combing through the top 100 of each list, we found solid comparisons between entrants in the '80s and '90s. The 1980s had 11 spots on in the 100 top albums and seven in the 100 top songs. The
Feb 5, 2010 · The rim itself is a 1.60-21 with the 3.00-21 tire on it. Thanks. Here is how the tire sizes work. 80/100-21 means that the tire is 80mm wide and the sidewall is 100% of the width so it is also 80mm. 90/90-21 would be a 90mm wide tire with a 81mm sidewall. 120/70-21 would be a 120mm wide tire with a 84mm sidewall.
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80 100 vs 90 90 21