Originally Posted by
Cpt.America
This is completely subjective to what kind of power you can finger, and how much speed your track and traction can tolerate. Anywhere between a 17.5 and a 7.5. I don't know anybody running anything faster then that. I think 8.0s and 8.5s are the most popular in mod.
I know a guy who runs a 5.5 lol it's ridiculous