Originally Posted by
milsurp
How do you know how high to put the seat? The guy ay the LBS was very helpful and adjusted it to where he said it should be for me, but now that I've ridden it it just feels too high. He said that is how it is supposed to be for a MBX. Do I just get used to how high it is?
Generally, you should set the seat to a height where your knee is not quite straight when the pedal is at its lowest point. This will probably seem very high if you're not used to it, but it's more efficient and better for your knees and legs than a lower setting.
Read what Sheldon Brown said about saddles:
http://www.sheldonbrown.com/saddles.html