CV joint is a short form of constant velocity joint. These joints ensure that you drive smoothly without knocking over. People who love cars like to maintain their cars and know exactly when they need replacement parts. For CV joints, only a few decisive factors can guide you to replace them.These will only wear out in most cases. The ATV CV connector will not all fail, so you have enough time to find another one while the car is still driving. There are two things that are really bad here, one is bad grease, and the other is grease loss. These symptoms indicate that your joints are failing. When driving and turning, you will hear a clicking sound, which means your CV connector has worn out. The way to check this while driving is to reverse the car and make a full turn backward. If it sounds louder, it means you will have to buy another one and replace it with the damaged one as soon as possible. Cars make various sounds, and if you can distinguish one sound from another, you can accurately distinguish the problem. For example, when you feel a vibration while driving, it indicates that your inner plug connector is not working properly. Your axle may also produce this kind of vibration. If the vibration increases with speed, it means that none of your tires are properly balanced. If you are using front-wheel drive, Drive Axle it is best to check the boots near the CV connector for cracks, tears and punctures. Also check whether the fixture is loose or missing, and solve the problem as soon as possible. It's not a good idea to drive around with damaged boots, because it will definitely damage your joints.