ok i was looking for a great MX bike stock and im down to 3 bikes please help me ok the yfz450,candondale 450, or the gas gas 450?? i havent heard much about the gas gas how reliable are they what kinda maintenence?? where can i get one?? please let me know whitch bike is the fastest most tourqe, reliable, everything about it and which one would be best for MX b/c i do that kinda racing alot!!!

THANKS