what would be the correct type of pinion to run on a mmm v3 in a mbx5t with standard center diff? i notice there are a few different ones for sale here on rcmonster and am uusure of what sort to use(am new to 1/8,brushless and offroad......cant you tell

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associated rc8t..........e
tamiya f104pro,r,w.f103gt.tb02,ta02
nuova faor sf501
avatar is pic of what our cat does with empty boxes left over from rc purchases