16-18 x 42 indeedy. Was towning it mostly, knobbies for the winter, slicks in the summer. It goes on flat rolling stuff quite nicely, great for bangin' over rocks.
I've gotten another XT crank with the inner ring. Once I get the Paul Melvin™, I'll have access to four ratios, then the dirt and I get acquainted, and polo too. I'd like to lose the fork and put a rigid one on in the spring.