In recent years, more and more attention has been paid to environmental protection issues. Most energy sources have been turned to electric energy. Electric vehicles use environmentally friendly, clean, and high-conversion electricity as their drive.Due to the particularity of its battery, it has stronger power and speed, low operating noise and long service life. The user achieves with the same powerThe average speed is higher, so you can reach the destination faster, and you can reach the same speed with less effort. Therefore, as the user’s fatigue is reduced.There is less need to worry about problems such as lack of physical strength, and because of the higher average speed, you can reach longer distances. Therefore, it was decided to introduce an electric auxiliary system.ATV (All Terrain Vehicle), also referred to as Quad Bike (four-wheel locomotive), the so-called all-terrain vehicle, also known as ATV or multi-purpose recreational vehicle.Its characteristic is to overcome all kinds of difficult terrain as its main function. Due to the advantages of the ATV, it has very high mobility on the sand, so it is decided to combine.The advantage of the ATV is to widen the tire width. At present, most reclining vehicles on the market suffer from understeer, which is caused by the wheelbase and tire design of the body.The problem occurred.