Your current ratio
Motor 12x2
Recommended ratio 9.5
Spur 95
Pinion 17
Internal ratio 2
Final drive 11.18
Suggested
Motor 12x2
Recommended ratio 9.5
Spur 95
Pinion 20
Internal ratio 2
Final drive 9.50
My ratio
Motor 4.5 brushless
Recommended ratio 12.5
Spur 93
Pinion 17
Internal ratio 2
Final drive 10.94
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