What causes my Audi A6 to shake while driving?

I have noticed that whenever I drive above 60 mph, my Audi A6 starts to vibrate and shake. What could be the cause of this and how can I fix it?

This could be due to a number of reasons, such as worn out tires, misaligned wheels, or a faulty suspension system. I suggest checking your tires for any uneven wear or damage, and getting an alignment if necessary. If the issue persists, it may be a good idea to have a mechanic take a look at your suspension system.

Another possible cause could be a problem with your drivetrain. If the shaking is accompanied by strange noises or difficulty shifting gears, it's best to have a professional diagnose and repair the issue.

In some cases, the shaking may be due to a problem with the engine or transmission. If you notice any unusual behavior or warning lights on your dashboard, it's important to have your vehicle checked by a mechanic as soon as possible.