I won't speak for the users, but both of our motor/ESC combos have proven to be quite popular ever since we released them a few months ago. The ESC is waterproof so running through puddles and such is no problem.
The 1391, V540 3300 w/ 80A ESC would be a perfect combination to put in the XXXT-CR.
Paul Susbauer
Product Manager
Venom Group International