its new to me but its not show room new, i just got a kdx200 form a buddy of mine, its in very good shape and its a 1994 model i paid $1200 for it. my question is: what dose the routine maintance consist of. these are the things i know of so far; clean bike off very good after a ride and remove all dirt and grime, lube chain afterward; chage case oil every 20-30 hrs depending on conditions of rides, clean air filimant(filter) and keep tires at 12psi, thats all i can think of off the top of my head. any suggestions?