brushless 1/5 4wd conversion about to begin! couple questions.

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Originally Posted by florianz

I'm afraid but I also think you should switch to mod one gearing. it's easier to get the right spur gear, and further the difference between eg. a 12 and 13t pinion is less then with mod 1.5.

there is a certain calculation to find out the number of teeth of a spur gear, with a specific diameter. but dunno that calc. just measure the maiximum diameter that would fit.

there is an app. to find gear diameter in BrianG's speed calculator.