NitroStar
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- Arrma RC's
Before I start trying gears, this 4s vs 6s is new to me. So, if the stock 12 tooth is good starting point for 6s, then what would be the same good starting point for 4s batteries? Same pinion (seemed slow compared to my 8th scale buggy with 1900 kV motor), or the larger 14 tooth?