Could be a coincidence, but after swapping my stock wheels with Pro-Line Trencher Xs my motor went up in smoke. Read some reviews from Traxxas Revo owners having problems with diffs giving up using heavier wheels, but trusted my dear Kraton motor not go give in. Anyone had similar experiences? At first, got several cut-offs in jump-transitions before the motor started spilling melted guts. Kind of cool, but expensive