Originally posted by fofa
OK, the manual in one says to measure the MM of the tire height, and multiply by 3.14 (inital setting was something like 996 or something similar
Believe me, the rollout method is the only accurate one, because it's *real*. The number you want to enter into the computer is the actual distance the tire actually covers when being actually ridden over one actual revolution.
There's only one way to ascertain that number. Measure it. No formula will be as accurate.
RichC