Originally Posted by
davidad
Carry 2 folding tires for an unsupported tour. There is no reason to rotate your tires. When the rear wears out put the front on the back and a new tire on the front. You want the least amount of problems with the front tire.
two? Depends on what unsupported tour means to you, but to me, thats overkill and not what Ive done on long trips (1 month, 2 month) One more tire worth more weight and space.
On what sort of trips have you carried two spares?