helo can someone teach me how to put big motor gear on the stock hongnor x2crt electric version i want to put in that the 20T but 16T is the maxView attachment 196211
What is a "big motor gear"? Are you saying you want to put a 20T pinion gear on your motor? That should be as simple as loosing a grub screw, removing the pinion gear, sliding on a new pinion gear, and then tightening the grub screw back down.