Originally Posted by suicideneil

Depends, you can gear too high for any given voltage, so trying to go too fast without enough power is certainly possible. The is also the issue of aero dynamics & the tyres flying apart if you are trying for really high speeds even with enough voltage/ power behind the truck- upwards of 40-60mph tyres start to balloon like crazy and the front end of the truck wants to lift up and flip the truck, so it can take a lot of work to make a high speed truck drivable..