Just to throw out combos...Im 210lbs. my bike is bout 72ish hp I run 15 40 gear my tire is 22x11x8 10 paddle extreme SLS 72 RO tranny is 1-5 dunable having said that I never bog off the line and run through 300 ft mark in 5th gear at a decent RPM...With your HP run a 22 inch tire and I would also say a Extreme paddle