gearbox is very very strong compare with the other rc car. I'm using tamiya 11T modified PLUS front + rear dual wheel. cheap servo + 2700/3000 NiMh battery.
wow...u guys have 4 hopper can play together..so nice....can i join hehe?
c hing..i also try to find all shop in kws not only one shop got one if u going to buy the Tamiya..they only have the 17T in shop which is not so suitable
finally i go RCMxxT...and i buy the Traxxas one which fits perfect my hopper andi think only $24 each