File this under: cool LEGO creations. Paul, a 29-year old geek from Poland, spent 7-years building the LEGO Technic Tumbler you see above. This radio-controlled masterpiece boasts an independent front suspension and a live rear axle. Continue reading for a video, more pictures, and additional information.
You'll find that its rear-axle is powered by two radio controlled-motors coupled through an adder that transfers power to the rear differential via a ball joint. Plus, there's also a LEGO LED hooked up to the rear that functions as the ‘jet' engine, complete with faux flame and spring-mounted cannons to boot.
[Sources 1 | 2 | 3]