help!what motor screws for 9xl?

Originally Posted by cornolio

thanks.i also have mod 1 pinions for my 9xl.but forgot what spur/clutch im supposed to use for my emaxx.what spur /clutch system do u use?btw its 3906

If you want to stay with mod1, use a monster gt spur - they are direct fit and are mod1. Tower says they are 32pitch but this is incorrect info, it is mod1.