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GEAR RATIO CALCULATOR
Select spur, pinion and motor to check your gear ratio
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TAMIYA GEAR RATIO
Select your Tamiya chassis, spur gear and pinion to calculate the Final Drive Ratio
⬇️ Lower ratio (smaller number)
The car will be faster (more top speed), but acceleration will be slower. ⚠️ Warning: with a low ratio, the motor will overheat significantly more.
⬆️ Higher ratio (larger number)
Acceleration will be faster, but the car will lose some top speed.
