I have a 2002 kx250 I weigh about 200 lbs I do alot of fast trail riding but mostly big jumps.one of my friends had his suspention setup for freestyle and I rode it it hurt my back on bumps.I want to beable to do realy big jumps but not have rock hard suspention.what should I do I ride pretty agrsivly.I don't want to send my suspention away becaus eI live in canada and sipping would hurt but could I just order vlalves and springs from some wear and the get my shop to put them in?I want to do front and rear.I don't know if you can do that.please help.thanx