21. And this is with the PM Contrast Cut Platinum finish Paramount wheels and Avon tires. The wheels make a huge difference in appearance. Best of all, with the wheel/tire size combination the owner chose, everything fit in place with no modifications necessary. The difference in wheel/tires sizes only raised the front of the bike 1-1/4 inches and the rear of the bike 1/2 inch, providing a little bit more cornering clearance, but still allowing the owner to rest his feet flat on the ground at stops.