All the Slash fun requires is a set of aftermarket paddle tires intended for sand, Traxxas' optional high-speed gearing, and a Power Cell 3s LiPo battery. Then the Slash is fast enough and can ...
The Traxxas TRX-4 is best. It just is. It's one of the most highly respected rock crawlers out there. It's great fun to tinker with, has a whole load of functions to explore, and it'll go and go.