Oct 29, 2021 · A lot of factors go into how fast a quad can go apart from the engine. What is the top speed of a quad bike? The maximum speed of a quad (ATV) is 315.74 km / h (196.19 mph) is reached by Terry Wilmeth (USA) aboard his ALSR Rocket Raptor version 6.0, a modified Yamaha 700 Raptor at the airport of Madras, Madras, Oregon, USA, June 15, 2008. 5’6”. 34-38”. 5’8”. 2. Horsepower. A 150cc dirt bike is a powerful choice, and it’s all because of its powerful engine that this dirt bike goes faster. On average, top-end 150cc dirt bikes average a horsepower rating of 39HP, enabling them to clock top speed. Standard 150cc dirt bikes, however, sometimes average 12.92HP. How Fast do 125cc Mopeds Go? How Fast does a 49cc Moped Go? How Fast Is a 50cc Moped In Mph? How Much does a New Moped Cost? What do I Need To Ride a 125cc Moped? fEHEB.

how fast is 125cc in mph