Im getting a drop board that looks like the tan tien but drops at nose and tail and has just plain wheels and bad bearings imma get bones swiss and should i change the wheel size the size is good and if i go over speed bump with the other wheels im afraid i will not be able to go over the speed bump should i buy new wheels of the internet like 76mm (which is what i think that size that the board comes with) and should i buy the bearings off the internet cause they don't have the just original bones swiss they have bones swiss percision? please reply person who helps/contributes the most i will give a full rep point.