Originally Posted by wolfchild

For off road it's usually the other way around, bigger tire up front and narrower tire for the rear, and the reason for this is that, with a smaller tire at the back you get much better and faster acceleration and makes hill climbing easier but the bigger tire up front gives you better cornering and control when making turns, and going over obstacles .Anyways 2.25 vs 1.6 is a pretty big difference. Personally I would keep the numbers a little closer together.