Why do mountain bike seats hurt?
If your seat is too high or too low, your legs won’t properly support your weight on the pedals, and the seat will step in to make up the difference. This means extra pressure where it hurts. Also, if you are sitting too far forward or too far back, the angle at which your body connects with the seat will be awkward.
Why are mountain bikes so high?
Why do mountain bikers have their seats so high? Mountain bikers seats are high so they can increase their pedal power and efficiency. It allows the rider to almost fully extend their legs while pedaling, this helps to avoid damaging your knees. It elevates the center of gravity which improves your bike handling.