What is it？Sticking clutch refers to when the clutch is pressed down and it will bounce up several seconds or not run smoothly. What cause it?1. You may not adjust the clutch control according to the manufacture’s specifications.2. The springs may tight enough to cause the problem.3. The oil may hav

What is it？The metal brake disc rotor with the brake pads squeeze together can sometimes making out a squeaking noise. What cause it?1. Overnight rain, dew, or condensation moisture may cause morning squeak.2. Brake pads are thin enough to set off brake wear indicator squeak.3. The brake rotor and

What is it？Spongy brake refers to when you want to stop your motorcycle ,the brake system is not tight. What cause it?There are a variety of things that can cause a brake system to feel spongy, such as a defective master cylinder, a twisted hard line or incorrectly adjusted calipers. How to solve

What is it？Engine stopped refers to when you want to start the motorcycle , the engine does not work. What cause it?Firstly ,if at the winter season ,fuel cannot float properly to the engine. Secondly, low grade fuel also cause this problem. Thirdly, there may be something wrong with the spark plug