ECX torture SCT it has a 4800KV brushless pirahinna setup. the truck Is in wonderful form its not been used and abused it was consistently washed after every run. it has larger axles with steel gear trans. 2.4 ghz spectrum radio. I ran the truck in a 2200mh Threes lipo electric battery and it was plenty quick. im saleing to slim out my fleet of RCs $62 Brandon.