ok i got my summit at christmas i ran it once the left servo just died would **** the truck every time i hooked the batteries to it . called traxxas they told me to take it out . did so got the replacement 2 runs latter shattered gears in the oposite servo . tore it down replaced the gears now the right one has broken gears . any ideals as to why i am breaking so many gears the truck has like 6 runs on it ..