Originally Posted by ShortCourseOnly

I would recommend that Ballistic 17.5t which is a 540 motor. You will like that with the GTB. No issues at all. I run the Novak SS Pro with the Havoc Sport ESC. I am planning to upgrade the the new Havoc Pro SC and Ballistic 17.5 for our winter series.

The 550 motors are for the 4x4s.