Hobby Products International Racing 114350 1/10 RS4 Sport 3 Flux Porsche 911 GT3R Ready to Run Radio Control Truck Bevel gear differentials at each end of the car transfer power from the driveshaft to the dog bones and axles that drive each wheel The RS4 sport 3 features full-time four-wheel drive The RS4 sport 3 Flux is fitted with the awesome Flux mmh-4000 motor and robust Flux EMH-3S speed controller Wrapped around the replica bbs mesh racing wheel are soft-compound HPI racing replica Falken azenis slick racing tires Extensive aerodynamic details with adjustable replica rear wing, multi piece rear diffuser and side body Aero pieces behind the front wheels