Road Bike Tire Size 25 Vs 28

Non racers will not notice a difference in performance. My fastest ride up on 23mm tires took 1h02m on a carbon framed road bike. For a 50 x 11 at 80 rpm you re looking at 28 5 25c vs 28 9 mph 28c.

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I rode it on a 1977 bike i got out of a skip with 28mm cheap michelin tires and it took me 1h12m i could probably have ridden it in 1h05m on that day on my carbon bike.

Road bike tire size 25 vs 28. Drop the tire pressure a bit and that contact patch just became even bigger. If you swap between 25 and 28 and set the tire pressures appropriately most people esp. With them i ve even been blown off of the road. Global cycling network 946 243 views.

Older deep v sectioned rims were almost always a struggle in a crosswind. Finally the real answer. Not only is the air turbulence around the u shaped rim less but the bike is also easier to handle in crosswinds given that the wind curls around the surface. A wider tire creates a curved teardrop form.

Speed difference between 25 and 28 tyres. The 28 will be a bit more comfortable since its running at a lower pressure. In this review i ll be comparing a 23c 25c and 28c grand prix 4000s ii to see how weight size and rolling resistance compares across different sized road bike tires. Clinchers vs tubulars vs tubeless which tyres should you choose for your road bike why.

Lower tire pressure also allows the casing to deform when cornering aggressively the tire can grip to irregularities and variations in the road surface more effectively allowing you to lay it down in a corner with less chance of dropping the bike. The continental grand prix 4000s ii aka the gp4000s ii has been the most popular road bike tire of the last couple of years.