w/Portals The Traxxas TRX-4 2021 Ford Bronco 4WD RTR Crawler Trail Truck w/Portals is a ready-to-run radio controlled crawler that's been designed to tackle any off-road terrain. It's powered by a 12T brushed motor and features high-clearance portals, which increase ground clearance and provide greater axle articulation. The truck also comes equipped with LED lights, a waterproof electronics system, and 2.4GHz radio system.