klr tall seat

Going to get a klr on craigslist but I need to know one thing first. I will probably do 80% street and 20% offroad during vacations. I am 5'8" and have a 30" inseam. I wonder if I be able to ride a klr comfortably. Meaning that I can get at least 2/3 of both feet on the ground after the sag...