The master of Power Functions vehicles Peer Kreuger (mahjqa) posted instructions to build a RC tank chassis. You can see a video demonstration of the chassis on Youtube as well as an example of what can be built on the chassis.
Instructions for RC tank chassis
Posted in Brothers-brick.com, lego, LEGO Creation, LEGO News Around The Web, Military, Power Functions and tagged lego design, lego model, lego news.