http://redcatracing.com/itemdetail_p...p?partno=08060 I was drivin and this part FELL OUT!!! and i didnt realize it for a while that i was driving with 2wd instead of 4wd. Is that bad, and can i drive it in 2wd while im waiting for hat part to come in, and how could this of fell out? Is that all i need?,,

Thanks