Originally Posted by
JonathanGennick
I disagree. 40 is a good width to be sure. But a rider carrying extra weight can benefit from a wider tire. I run my 47 mm tires at 25 and 30 psi over rough ground. Could I manage those pressures in a 40 mm tire. I'm not so sure.
My gravel bike can go up to 45c, but I really like the 40c's. I don't know if I'd notice much difference between 40c and 45c to justify upgrading... kinda like 25mm vs. 28mm on road bikes.