I built a three speed road bike, and its downfall was riding with others due to the low ratio. When you're riding solo, you can ride at the right speed for a ge

I built a three speed road bike, and its downfall was riding with others due to the low ratio. When you're riding solo, you can ride at the right speed for a gear. But in a group, others are choosing your speed for you. Also, I like having a few more gears after mile 30 or 40.