Mad Monkey - gearing

[lordnikon]

Standard Mad Monkey gearbox and slipper clutch, 12T brushed motor, what size pinion teeth count would peeps recommend ??

[Battle_axe]

Standard Mad Monkey gearbox and slipper clutch, 12T brushed motor, what size pinion teeth count would peeps recommend ??


depending on the track but 21-23 is the right sort of range