4 wheels motorcycle

Three wheeled motorcycles, also known as trikes have been popular for several decades. Although they haven’t commonly been seen on the roadways in the

Yamaha proposes a higher level of urban mobility by launching the new Tricity 300. This younger brother of the Yamaha Niken is a 3-wheeled model that stands out

Here's some I found...feel free to add more...

Yamaha Tesseract Concept – Click above for high-res image gallery The Yamaha Tesseract from the 2007 Tokyo Motor Show is still one of our favorit

Qooder is the world's first vehicle with four tilting wheels. The agility and freedom of a motorcycle with the comfort and safety of a car.

The Lazareth LM 847, features the 4.7-liter, 470hp, V8 engine out of a Maserati automobile, with a leaning quad chassis built around it.

I can’t work out whether this is cool or not. But I bet it’s a blast to ride. Grüter + Gut’s first model, the Quad, attracted a lot of press and was a hit with thrill-seekers in places such as Dubai—where the roads flow as smoothly as the oil from the wells. Now the Swiss manufacturer has released a big brother, the Quadster, with a similar F1-style chassis and side pods. At $65,000 it’s not cheap, but its footprint is larger than a Smart car, so you could say you get your money’s worth. The…

Someone call the Biker Mice from Mars, as the 470bhp Lazareth LM847 lives!

When building traditional motorbikes gets boring