a 12.4-inch ground clearance, 33.9-inch seat height, and 218-pound claimed wet weight. Compared to the other bikes here, its air-cooled SOHC four-stroke has the smallest displacement of 144cc.

Take the transition from 2-stroke dirt bikes to the 4-stroke machines we see on the track today, for example. The first ...

Many factors can contribute to the potential top speed of a dirt bike. Dirt bikes are equipped with either 2-stroke engines or 4-stroke engines. If you ever spot a 2-stroke dirt bike, you would likely ...

With the 250R retired and no new Ninja 300cc model making its appearance, the Ninja 400 is now the smallest gas engine sport bike that Kawasaki makes. It's powered by a 399cc, 4-stroke ...