Traxxas tqi  with telementery   and traxxas link    so it has the  update so all the  gps speedometer for sppesd runs   and vlot meter  without having any sensor wires  work on the dashboard on  the traxxas app for speed runs and vehicles setting adjustments  and tsm teleme ty adjustments. Also has an aluminum cased a d steel geared  brushless waterproof  high voltage servo by powerhobby.  Single servo steering  conversion .    Brushless vxl6s combo with  motor  cooling fan  has and extra differentia ring and pinion for spare parts    upgraded steel rear  center drive shaft   it also  has the traxxas vxl 6s    upgraded wheels and tires  3.8s 6s rated.