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11.03.2008, 11:24 PM
check the speed calc and see what the MPH is for each gear, if it isn't a big difference and you can live with the speed of the 21t I'd go with that. Either way when you melt down the feigao, get a better motor.
RC-Monster RC8T 1515 2.5D/MMM/5s RC-M 4500mah
SC10 MMPro 13.5T 2s NeuEnery 5000mah
RC18T Mamba 25/5400kv 2s lipo + 6s NiMh
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